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【单选题】
在整箱接,拆箱交情况下,集装箱的交接方式有: 1门到门 2场到门 3门到站 4场到站A.
①②
B.
②③
C.
③④
D.
①④
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举一反三
【多选题】与其他几种人工补偿器相比,球形补偿器除具有补偿能力大,流体阻力小的特点外。还包括《 ) 。
A.
补偿器变形应力小
B.
对固定支座的作用力小
C.
不需停气减压便可维修出现的渗漏
D.
成对使用可做万向接头
【单选题】听力原文：W: John, it's 7:30. I wonder how much later they are going to be? M: Oh, you know Terry and Susan. They never arrive on time. W: Yes, but half an hour late! My dinner will be ruined. M: Oh, maybe...
A.
7:40.
B.
7:30.
C.
7:00.
【单选题】设随机变量X的概率密度函数为: Y表示对X的三次独立重复观察中事件{X<1/2}出现的次数,则P(Y=2)=( )
A.
7/64
B.
9/64
C.
11/64
D.
13/64
【单选题】听力原文：W: Could I hand in my paper a few days later? M: I'm afraid that's out of the question. Q: What does the man mean? (19)
A.
The paper must be turned in on time.
B.
The question wasn't very clear.
C.
He should ask a different person.
D.
His request was made too late.
【多选题】与其他几种人工补偿器相比,球形补偿器除具有补偿能力大、流体阻力小的特点外,还包括( )。
A.
补偿器变形应力小
B.
对固定支座的作用力小
C.
不需停气减压便可维护出现的渗漏
D.
成对使用可作万向接头
【单选题】听力原文：W: John, it's 7:30. I wonder how much later they are going to be? M: Oh, you know Terry and Susan. They never arrive on time. W.. Yes, but half an hour late ! My dinner will be mined. M: Oh, mayb...
A.
7:40.
B.
7:30.
C.
7:00.
【单选题】It was in Beihai Park___they made a date for the first time____the old couple told us their love story.
A.
that; that
B.
where; when
C.
that; when
D.
where; that
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