【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《 ) 。
【判断题】若货物运到逾期,如果收货人因此受到损害,则铁路应向收货人支付违约金;如果收货人未受到损害,铁路可以不支付违约金。
【单选题】在设计机械零件时,一般用哪个力学性能指标作为设计的主要依据
【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...
【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)=( )
【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( )。
【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...
【单选题】It was in Beihai Park___they made a date for the first time____the old couple told us their love story.