更多"[单选题] Mr. Black’s house was( )"的相关试题:
[单选题] They asked so many questions that they me.
A.neglected
B.wondered
C.confused
D.gained
[单选题]
With so many variables, it is very difficult to __________ the exact cost of this project.
A.
estimate
B.
budget
C.
loan
D.
regulate
[填空题] The Internet has caused so many changes to our lives, like the way we share our photos or make friends. ( ) )
[填空题]The experiment is so ( )that many students find it difficult to make.
[判断题]在下列变化中SO2→S,SO2起还原剂的作用。 ( )
A.正确
B.错误
[简答题] It's not how many times you fall down that matters. It's how many times you get back up that makes success!"
[单选题]S OCT装置SO2 穿透后()。
A.SCOT循环水pH值下降
B.循环水变浑浊
C.装置腐蚀增加
D.以上三项均正确
[单选题]S OCT装置SO2穿透会造成(）
A.硫收率下降
B.生成硫黄
C.堵塞塔盘
D.以上三项均正确
[单选题]It’s so quiet in the classroom that the occasional distant car horns are the only （ ）___.
A.attraction
B.intrusion
C.dictation
D.convention
[简答题]S OCT装置SO2穿透后怎样进行处理?
[单选题]克劳斯硫黄回收装置中，H2S和SO2在热反应段生成S2的反应是（）。
A.放热反应
B.微放热反应
C.吸热反应
D.微吸热反应
[简答题]造成S OCT装置SO2 穿透的主要原因有哪些?
[单选题]硫回收燃烧所需要H2S和SO2的比例为
A.1
B.0.5
C.2
D.1.5
[单选题]It's cold outside,so you'd better___your coat.
A.put up
B.put on
C.put in
D.on
[判断题]Ca/S摩尔比增大，SO2排放量降低，脱硫率增大。
A.正确
B.错误
[判断题]要防止S OCT装置SO2 穿透就应控制好回收装置燃烧炉的配风。
A.正确
B.错误
[单选题]当克劳斯反应过程气中的H2S:SO2比值为（ ）时，转化率最高。
A.0.5
B.1
C.2
D.4
[判断题]若设备中SF6气体分解产物SO2或H2S含量出现异常，应立即申请调度停运处理。
A.正确
B.错误
