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【单选题】
工业项目使用液氨为原料，毎年工作8000小时，用液氨1000吨（折纯），其中96%的氨进入主产品，3.5%的》进入副产品，0.3%的氨进入废水，剩余的氨全部以无组织形式排入大气.则用于计算卫生防护距离的氨棑放参数是（）。A.
0.15kg/h
B.
0.25kg/h
C.
0.28kg/h
D.
0.38kg/h
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举一反三
【单选题】Why did the woman want to buy new shoes?
A.
Because she wanted to go to a party.
B.
Because she thought the old ones were too old.
C.
Because she wanted to wear casual shoes.
D.
Because the shop assistant said the old ones were too old.
【单选题】What will the man probably do tonight?
A.
Have a meeting.
B.
Go to a party.
C.
Fly to the US.
【单选题】I would rather stay at home and read a book than ______. [ ]
A.
go to a party
B.
going to a party
C.
to go to a party
D.
to go a party
【简答题】A．Go to dance. B．Go to the Student Centre. C．Go to a party. D．Go to a lecture.
【简答题】A．He met someone from Africa. B．He wants to go to a party in Sacramento. C．He calls the woman on the telephone. D．He invites the woman to his house.
【单选题】What will the man probably do tonight?
A.
Have a meeting.
B.
Go to a party.
C.
Fly to China.
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