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【单选题】
为平衡重力负载,使运动部件不会因自重而自行下落,在恒重力负载情况下,采用( )顺序阀作平衡阀A.
A ）内控内泄式
B.
（ B ）内控外泄式
C.
（ C ）外控内泄式
D.
D ）外控外泄式
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【简答题】ATO(Automatic Train Operation)的汉语解释是 。
【单选题】---Are those your parents, Tom? ---____________. They are my uncle and aunt.
A.
Yes, they are
B.
Yes, those are
C.
No, they aren’t
D.
No, those aren’t
【单选题】Tom is my father's brother. He is my ______. [ ]
A.
aunt
B.
uncle
C.
cousin
D.
mother
【单选题】Mrs Wang is Tom's mother. She is my aunt. Tom is my _________. [ ]
A.
cousin
B.
twin brother
C.
son
D.
uncle
【单选题】ensures partial or complete automatic train piloting and driverless functions.
A.
ATP
B.
ATC
C.
ATO
【简答题】将下面对话翻译成中文,写在本子上,拍照上传。对话读一遍,上传 • (David and Sam are discussing ATO system in metro operation. ) David :What does ATO stand for ? Sam : It means Automatic Train Operation. David : What is its main func...
【简答题】在CBTC系统子系统中,ATO(Automatic Train Operation)列车自动驾驶系统能完成列车的(),能根据线路条件及列车运行调度要求自动选择列车运行的(),合理的ATO()对列车能否充分节约能耗至关重要。
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