更多"[单选题]The piston ring should be flat"的相关试题:
[单选题]Heaving ring是_______。
A.救助绳
B.救生环
C.系留绳
D.救命绳
[单选题] The lines forward from the bow and aft from the stern when a vessel is moored to the dock are ______.
A. bow and stern lines
B. breast lines
C. halyards
D. warps
[判断题]outer space and celestial bodies are free for exploration and youth by all states on a basis of equality and in accordance with international law.
A.正确
B.错误
[单选题] When liquid is free to move transversely in a tank，the effect is called ______．
A.free communication
B.free density
C.free surface
D.negative GM
[单选题] Reducing free surfaces has the effect of lowering the ______.
A. uncorrected KG
B. virtual height of the center of gravity
C. metacenter
D. metacentric height
[单选题] Reducing the liquid free surfaces in a vessel reduces the ______.
A. Roll period
B. Metacentric height
C. Waterplane area
D. Vessel's draft
[单选题] Increasing free surfaces has the effect of raising the ______.
A. uncorrected KG
B. Virtual height of the center of gravity
C. metacenter
D. metacentric height
[单选题]Where greater is required,the almost oil-free water passes to a filter unit.
A.impurity
B.purity
C.humidity
D.density
[单选题]使用华为BCManagereBackup进行数据备份并采用LAN-Free组网模式，当用户备份一台虚拟机时，生产存储会执行什么操作？
A.向备份存储发送备份数据
B.向备份服务器发送备份数据
C.向虚拟化环境发送备份数据
D.向备份代理发送备份数据
[单选题]使用华为 BCmanager eBackup进行数据备份并采用LAN-Free组网模式，当用户恢复一台虚拟机时，备份服务器会执行什么操作
A.向生产存储下发恢复任务
B.向备份代理下发恢复任务
C.向VRM或vCenter下发恢复任务
D.向备份存储下发恢复任务
[单选题]在华为BCManager eBackup中， LAN-Free只能针对SAN存储，LAN-Base 只能针对非SAN存储。
A.对
B.错
[单选题]________for the free ticket, I would not have gone to see films so often.
A.If it is not
B.Were it not
C.Had it not been
D.If it has not been
[单选题]在自由放出起落架时哪些起落架会放出（ ）
In the free release gear which gear will release
A.前架
nose landing gear
B.前架和主架
nose landing gear and main landing gear
C.主架
main landing gear
[单选题] When transferring survivors from an enclosed lifeboat to a rescue vessel，personnel on board the boat should ______．
A.remove their life preservers to make it easier to climb on board the rescue vessel
B.climb on top of the boat while waiting for their turn to transfer to the rescue vessel
C.remain seated inside and make the transfer one person at a time
D.enter the water and swim over to the rescue vessel
[单选题] Magnetic heading differs from compass heading by _______.
A. compass error
B. true heading
C. variation
D. deviation
[单选题] Children learn from watching their parents, in _( )_ to asking questions.
A. education
B. subject
C. reason
D. addition
