【判断题】一般当日平均气温连续3天或3天以上低于20℃时,就会对粳稻造成危害。
【单选题】对工业炉砌筑冬期施工的一般规定叙述错误的是( )。
A.
当室外日平均气温连续5d稳定低于5℃时,即进入冬期施工
B.
砌筑工业炉时,工作地点和砌体周围的温度,均不应低于10℃
C.
黏土、水玻璃和磷酸盐耐火浇注料的养护,应采用干热法
【简答题】第三部分:阅读理解(共15小题,每题2分,满分30分) 阅读下列短文,从每题所给的四个选项(A、B、C和D)中,选出最佳选项,并在答题卡上将该项涂黑。 [AP Eeb.8] Costa Ricans have elected their first woman president as the ruling party candidate Laura Chinchilla won in an el...
【单选题】What can we learn about the company’s new “green” waste management program?
A.
The quality of waste management has become worse.
B.
The program is becoming more and more popular.
C.
Waste management has remained unchanged.
D.
More workers are involved in the program.
【单选题】What can be inferred about the executive management training session?
B.
It will be held at a hotel.
C.
It is required for all managers.
D.
It has been conducted twice before.
【单选题】面板堆石坝施工规范规定,日平均气温低于( )时,按低温季节施工。冬季一般采用露天施工方式,要求土料压实温度必须在- 1°C以上。当日最低气温在- 10°C以下,或虽在0 °C以下但风速大于10m/s时,应停工。
【单选题】工业炉冬期施工的一般规定中,当室外日平均气温连续( )d稳定低于5℃时,即进入冬期施工。
【多选题】What can management research be divided into?
D.
countermeasure research