In order to strengthen the refined management of laboratory safety in colleges and universities, and improve the pertinence and effectiveness of laboratory safety risk prevention in colleges and universities, the Ministry of Education recently issued the Measures for the Classified and Classified Management of Laboratory Safety in Colleges and Universities (for trial implementation), which stipulates the responsibility system, working principles, management requirements, etc. for the classified and classified management of laboratory safety in colleges and universities. Let's take a look at the details. details
Tonight, let's watch the meteor shower! The annual Lyra meteor shower began to "bloom" the night sky. Today, the meteor shower ushers in a maximum, and friends who like it can enjoy it at night. How can we better observe this meteor shower? Experts said that the meteor shower can be observed with the naked eye, and it is better to keep away from the influence of urban lights when observing; The observation site shall be as wide as possible, and the shelter of buildings and trees shall be as little as possible; Try to avoid moonlight during observation; Don't just stare at the radiant point, and appropriately expand the search range. Meteors may appear outside the radiant point. details
Train tickets for the May Day holiday have been sold, and some third-party platforms have launched paid ticket grabbing services, selling products such as "acceleration packs", claiming that tickets can be purchased preferentially. A voice on the Internet said that the third party platform used technology to steal tickets, and then sold them to users at a higher price through the acceleration package. In this regard, a 12306 customer service said that the railway department did not authorize any third-party software to purchase tickets. The ticket grabbing function provided by the third-party platform to users was equivalent to that passengers entrusted information to the third-party platform, and the third-party platform took the passenger information to 12306 for standby. If there is no ticket on the official website, there is no ticket on the third-party platform. Let's get to know. details
From 20:00 on April 22nd to 20:00 on April 23rd, there were cloudy to overcast showers or thunderstorms in southern Jiangsu and northern areas along the Huaihe River, and cloudy to overcast in other areas, with local showers or thunderstorms. Maximum temperature: about 25 ℃ in the northwest of the province, 20~21 ℃ in the southeast, and 22~23 ℃ in other regions.
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