【判断题】某厂生产一种有机产品,须在高压釜中进行反应,随温度升高(外加热),釜内物料分解,气体要及时放空,保持一定压力,生产一直正常稳定。有一次,操作工没开启放空阀,班长未检查,投料升温后,釜内压力剧增,釜上的防爆设施失灵,一股有毒气体从高压釜法兰处冲出。当场有几人中毒晕倒,强大气流又将装有溶剂的储槽玻璃计量管冲坏,大量溶剂流出,引起火灾。临近几个储罐发生连环爆炸,一些溶剂从排水沟流入江河,造成严重水质污染...
【简答题】Which one is correct about the meaning of time for Americans according to this text? I. N. T H. E. U N. I.T E. D. STA.T E.S, I.T I.S N.OT C.USTO M.A.RY TO T E.L E.P H.O N. E. SO M. E.O N. E. V E.RY E....
【简答题】Listen to the dialog and mark the statements T (true) of F (false). u01p53.mp3: A bunch of Americans are going to a karaoke bar. American bars have special karaoke rooms. Chinese often spend time with...
【单选题】Passage Two Questions 51 to 55 are based on the following passage. Beginning in the late sixteenth century, it became fashionable for young aristocrats to visit Paris, Venice, Florence, and above all,...
A.
It was fashionable among young people of the time.
B.
It was unaffordable for ordinary people.
C.
It produced some famous European artists.
D.
It made a compulsory part of college education.
【判断题】某厂生产一种有机产品,须在高压釜中进行反应,随着温度升高(外加热),釜内物料分解,气体要及时放空,保持一定压力,生产一直正常稳定。有一次,操作工没开启放空阀,班长未检查,投料升温后,釜内压力剧增,釜上的防爆设施失灵,一股有毒气体从高压釜法兰处冲出。当场有几人中毒晕倒,强大气流又将装有溶剂的储槽玻璃计量管冲坏,大量溶剂流出,引起火灾。临近几个储罐发生连环爆炸,一些溶剂从排水沟流入江河,造成严重水质污...