采用二氧化碳局部应用灭火系统的保护对象,在喷头与保护对象之间,喷头喷射角范围内不应有遮挡物。()
参考答案:对
用所给动词的适当形式填空(每空一分,满分10分)
小题1:After a big snowfall, the town ________ (lie) clean and quiet.
小题2:Our manager would like to have you _______ (give) a speech at the meeting.
小题3:We are told _________(not throw) waste paper everywhere.
小题4:We have been good friends ever since we _______ (meet) on the first day of school this term.
小题5:_________ (judge) from what he said, he must be an honest man.
小题6:Finally they got their child _________ (interest) in study.
小题7:Can you wait for me for another second? I __________ (finish) my work.
小题8:After the floods, some survivors __________( trap) at the top of the houses.
小题9:It was the second time that the artist _______________ (come) to this mountain village.
小题10:We should love and respect our parents who ______ always _________ (concern) about us and have done so much for us.
无砟轨道支承层混凝土强度达到()Mpa以上,方可拆模,拆模时不得碰掉混凝土的棱角。
A、2.5
B、5
C、10