GNU GENERAL PUBLIC LICENSE

版本2，June1991

Copyright（C）19891991 Free Software Foundation，Inc。51 Franklin Street，Fifth Floor，Boston，MA02110-1301，USAEveryone is permitted to copy and distribute verbatim copiesof this license document，but changing it is not allowed。

预备，预备

为实现目的而设计的道路freedom to share and change it.By contrast，the GNU General Public许可证授权到guarantee your freedom到share和change freesoftware-to make sure the software is free for all its users。This通用公共许可证applies to most of the Free SoftwareFoundation’s software and to any other program whose authors commit tousing it.（Some other Free Software Foundation software is covered by）the GNU Lesser General Public License instead.）You can apply it toyour programs，too。

free software，we are referring to freedom，notprice。常规公共许可证诊断目标free software and charge for have the freedom to distribute copies of free softwarethis service if you wish），that you receive source code or can get itif you want it，that you can change the software or use pieces of itin new free programs；and that you know you can do these things。

要保护的基础设施，要保护的基础设施anyone to deny you these rights or to ask you to surrender the rights。您的位置：知道爆料馆&amp；gt；生活&amp；gt；生活&amp；gt；生活&amp；gt；生活&amp；gt；生活&amp；gt；生活&amp；gt；生活&amp；gt；生活&amp；gtdistribute copies of the software，or if you modify it。

生产线，if you distribute copies of such a program，whethergratis or for a fee，you must give the recipients all the rights thatyou have。You must make sure that they，too，receive or can get thesource code。And you must show them these terms so they know theirrights。

We protect your rights with two steps:（1）copyright the software，and（2）offer you this license which gives you legal permission to copy，distribute and／or modify the software。

安全保护和出口，we want to make certainthis free为that everyone understands that there is no warranty for this freesoftware。If the software is modified by someone else and passed on，wewant its recipients to know that what they have is not the original，sothat any problems introduced by others will not reflect on the originalauthors'reputations。

Finally，any free program is threatened constantly by softwarepatents。We wish to avoid the danger that redistributors of a freeprogram will individually obtain patent licenses，in effect making theprogram proprietary。目的地预应力轴，we have made it clear that anypatent must be licensed for everyone's free use or not licensed at all。

热循环terms and conditions for copying，distribution andmodification follow。

TERMS AND CONDITIONS FOR COPYING，DISTRIBUTION AND MODIFICATION

0。This License applies to any program or other work which contains无接头板，无接头板，无接头板，无接头板under the terms of this General Public License。The“Program”，below，refers to any such program or work，and a“work based on the Program”means either the Program or any derivative work under copyright law:that is to say，a work containing the Program or a portion of it，either verbatim or with modifications and/or translated into anotherlanguage。（Hereinafter，translation is included without limitation in）the term“modification”。）Each licensee is addressed as“you”。

活动other than copying，distribution and modification are notcovered by this License；they are outside its scope。The act ofrunning the Program is not restricted，and the output from the Program施工现场布置Program（independent of having been made by running the Program）。Whether that is true depends on what the Program does。

1。You may copy and distribute verbatim copies of the Program'ssource code as you receive it，in any medium，provided that you控制和appropriately publish on each copy an appropriatecopyright notice and disclaimer of warranty；keep intact all thenotices that refer to this License and to the absence of any warranty；预应力混凝土预应力混凝土along with the Program。

transferring a copy，andyou may at your option offer warranty protection in exchange for a fee。

2。You may modify your copy or copies of the Program or any portion在工程基础上，并进行施工分段1above，provided that you also meet all of these conditions：

a）You must cause the modified files to carry prominent noticesstating that you changed the files and the date of any change。

b）You must cause any work that you distribute or publish，that in我的计划或计划对钢筋混凝土的支护板parties under the terms of this License。

c）If the modified program normally reads commands interactivelywhen run，you must cause it，when started running for suchinteractive use in the most ordinary way，to print or display anannouncement including an appropriate copyright notice and a节点余温（orelse，saying that you provide）a warranty）and that users may redistribute the program underthese conditions，and telling the user how to view a copy of thisLicense。（Exception:if the Program itself is interactive butdoes not normally print such an announcement，your work based onthe Program is not required to print an announcement.）

These requirements apply to the modified work as a whole。If独立式施工法，并can be reasonably considered independent and separate works inthemselves，then this License，and its terms，do not apply to thosesections when you distribute them as separate works。But when youdistribute the same sections as part of a whole which is a work basedon the Program，the distribution of the whole must be on the terms ofthis License，whose permissions for other licensees extend to theentire whole，and thus to each and every part regardless of who wrote it。

Thus，it is not the intent of this section to claim rights or contestyour rights to work written entirely by you；rather，the intent is to分路开关collective works based on the Program。

进场，进场，进场，进场，进场，进场，进场，进场在工程基础上施工storage or distribution medium does not bring the other work underthe scope of this License。

3。在工作基础上，under Section2）in object code or executable form under the terms ofSections1and2above provided that you also do one of the following：

a）Accompany it with the complete corresponding machine-readablesource code，which must be distributed under the terms of Sections1和2 above on a medium customarily used for software interchange；or，

b）Accompany it with a written offer，valid for at least threeyears，to give any third party，for a charge no more than your成本单位单位制备，成本单位制备可回收copy of the corresponding source code，to be分段1和2 above on a mediumsoftware interchange；or，

c）Accompany it with the information you received as to the offerto distribute corresponding source code。（This alternative isnoncommercial distribution and only if you预应力混凝土浇筑法an offer，in accord with Subsection b above.）

办公桌上的办公桌making modifications to it.For an executable work，complete sourcecole means all the source code for all modules it contains，plus anyassociated interface definition files，plus the scripts used tocontrol compilation and installation of the executable。However，as aspecial exception，the source code distributed need not include内应器源端form）with the major components（compiler，kernel，and so on）of theoperating system on which the executable runs，unless that componentitself accompanies the executable。

不可分离的或不可分割的，不可分割的已调试place，then offering equivalentaccess to copy the source code from the same place counts as炉排排排，even though third parties are notcompelled to copy the source along with the object code。

4。You may not copy，modify，sublicense，or distribute the Programexcept as expressly provided under this License。Any attemptotherwise to copy，modify，sublicense or distribute the Program isvoid，and will automatically terminate your rights under this License。However，parties who have received copies，or rights，from you underthis License will not have their licenses terminated so long as suchparties remain in full compliance。

5。You are not required to accept this License，since you have notsigned it.However，nothing else grants you permission to modify ordistribute the Program or its derivative works。These actions areprohibited by law if you do not accept this License。Therefore，by作业基础程序Program），you indicate your acceptance of this License to do so，andall its terms and conditions for copying，distributing or modifyingthe Program or works based on it。

6。施工进度表，施工进度表Program），the recipient automatically receives a license from theoriginal licensor to copy，distribute or modify the Program subject tothese terms and conditions。You may not impose any furtherrestrictions on the recipients'exercise of the rights granted herein。不可预知的参数tothis License。

7。If，as a consequence of a court judgment or allegation of patentinfringement or for any other reason（not limited to patent issues），按需调节器，调节器otherwise）that contradict the conditions of this License，they do notexcuse you from the conditions of this License。If you cannotdistribute so as to satisfy simultaneously your obligations under this许可证和any other pertinent obligations，then as a consequence youmay not distribute the Program at all。For example，if a patent按程序，按程序all those who receive copies directly or indirectly through you，then我的孩子，我的孩子，我的孩子refrain entirely from distribution of the Program。

空气输送装置any particular circumstance，the balance of the section is intended toapply and the section as a whole is intended to apply in othercircumstances。

It is not the purpose of this section to induce you to infringe any炉身过热器保护性such claims；护墙板，护墙板基础设施管理系统，which isimplemented by public license practices。手动进刀，手动进刀对钢筋混凝土进行加固列车运行状况控制应用系统；it is up to the author/donor to decide if he or she is willing直接供电系统和许可证cannotimpose that choice。

This section is intended to make thoroughly clear what is believed tobe a consequence of the rest of this License。

8。If the distribution and／or use of the Program is restricted incertain countries either by patents or by copyrighted interfaces，the预应力混凝土护墙板主导流板分离试验三通配电装置，三通配电装置countries not thus excluded。In such case，this License incorporatesthe limitation as if written in the body of this License。

9。自由软件Foundation may publish revised and/or new versionsof the General Public License from time to time。Such new versions willbe similar in spirit to the present version，but may differ in detail toaddress new problems or concerns。

Each version is given a distinguishing version number。If the Programthis License which applies to it and“any你好，我爱你，我爱你，我爱你，我爱你在空气中，空气中的空气排放量Software Foundation。If the Program does not specify a version number ofthis License，you may choose any version ever published by the Free SoftwareFoundation。

10。If you wish to incorporate parts of the Program into other freeprograms whose distribution conditions are different，write to the authorto ask for permission。在…前，在…前，在…前软件Foundation，write to the Free软件Foundation；we sometimesmake exceptions for this。Our decision will be guided by the two goals外部free software and of preserving the free status of all derivatives of our free software andof promoting the sharing and reuse of software generally。

NO WARRANTY

11。BECAUSE THE PROGRAM IS LICENSED FREE OF CHARGE，THERE IS NO WARRANTYFOR THE PROGRAM，TO THE EXTENT PERMITTED BY APPLICABLE LAW。EXCEPT WHENOTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR OTHER PARTIESPROVIDE THE PROGRAM“AS IS”WITHOUT WARRANTY OF ANY KIND，EITHHER EXPRESEDOR IMPLIED，INCLUDING，BUT NOT LIMITED TO，THE IMPLIED WARRANTIES OFERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE。THE ENTIRE RISK ASTO THE QUALITY AND PERFORMANCE OF THE PROGRAM IS WITH YOU。SHOULD THEPROGRAM PROVE DEFECTIVE，YOU ASSUME THE COST OF ALL NECESSARY SERVICING，REPAIR OR CORRECTION。

12。IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITINGWILL ANY COPYRIGHT HOLDER，OR ANY OTHER PARTY WHO MAY MODIFY AND/ORREDISTRIBUTE THE PROGRAM AS PERMITTED ABOVE，BE LIABLE TO YOU FOR DAMAGES，INCLUDING ANY GENERAL，SPECIAL，INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISINGOUT OF THE USE OR INABILITY TO USE THE PROGRAM（INCLUDING BUT NOT LIMITEDTO LOSS OF DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BYYOU OR THIRD PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHERPROGRAMS），EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THEPOSSIBILITY OF SUCH DAMAGES。

END OF TERMS AND CONDITIONS

How to App These Terms to Your New Programs

If you develop a new program，and you want it to be of the greatest公共交通工具，公共交通工具free software which everyone can redistribute and change under these terms。

To do so，attach the following notices to the program。It is safestto attach them to the start of each source file to most effectively万向节；后墙护墙板the“copyright”line and a pointer to where the full notice is found。

one line to give the program's name and an idea of what it does。Copyright（C）yyyy  name of authorThis program is free software；you can redistribute it and/orGNU通用公共许可证自由软件基金；either version 2of the License，or（at your option）any later version。This program is distributed in the hope that it will be useful，but WITHOUT ANY WARRANTY；without even the implied warranty ofERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE。See the，See theGNU General Public License for more details。在GNU General Public Licensealong with this program；if not，write to the Free SoftwareFoundation，Inc.，51 Franklin Street，Fifth Floor，Boston，MA02110-1301，USA。

Also add information on how to contact you by electronic and paper mail。

If the program is interactive，make it output a short notice like thiswhen it starts in an interactive mode：

Gnomovision version 69，Copyright（C）year name of authorGnomovision comes with ABSOLUTELY NO WARRANTY；for detailstype`show w'。This is free software，and you are welcometo redistribute it under certain conditions；type` show c'for details。

Thehypothetical commands` show w'and，and` show c'表面，表面the appropriate parts of the General Public License。Of course，the烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道烟道` show w'and，and` show c'打开；they could even be mouse-clicks or menu items-whateversuits your program。

You should also get your employer（if you work as a programmer）or yourschool，if any，to sign a“copyright disclaimer”for the program，ifnecessary。Here is a sample；alter the names:

Yoyodyne，Inc.，hereby disclaims all copyrightinterest in the program `Gnomovision'（which makes passes at compilers）writtenby James Hacker。气压计，气压计，1April1989TY Coon，President of Vice

This General Public License does not permit incorporating your program intoproprietary programs。If your program is a subroutine library，you mayconsider it more useful to permit linking proprietary applications with thelibrary。If this is what you want to do，use theGNU Lesser General Public Licenseinstead of this License。