更多"Some chloronated flourocarbon refri"的相关试题:
[单项选择]Because the actual center of some planets may differ from the observed center，the navigator applies a correction known as the（）.
A. phase correction
B. refraction correction
C. semidiameter correction
D. augmentation correction
[单项选择]In some cases facilities may be provided for emergency overriding oil pressure shutdown, if this facility is used, adequate warning must be given to （）.
A. the bridge watch-keeper
B. the captain
C. the chief engineer
D. the engine room staff
[单项选择]Some TV programs are interesting but some others are（）and full of violence.
A. frightening
B. frightened
C. to be frightening
D. to be frightened
[单项选择]Problems may （）
A. rise
B. jump
C. arise
D. lift
[单项选择]DEC指令不能影响标志寄存器的（）位。
A. ZF
B. SF
C. CF
D. IF
[单项选择]In some type of two-stroke engines, besides some small holes for（）, starting valve, safety valve, indicator cock, and central opening in each cylinder cover for mounting the（）
A. fuel valves；exhaust valve
B. exhaust valves；inlet valve
C. fuel valves；inlet valve
D. exhaust valves；fuel valve
[单项选择]The velocity of a rotary tidal current will be decreased when the Moon is（）.
A. at apogee
B. new
C. full
D. All of the above
[单项选择]For some years after his graduation, he（）some of his classmates, but as times went by, he dropped them one by one
A. caught up with
B. kept in touch with
C. kept up
D. made up with
[单项选择]（）may be laid ready for the cargo or may just be put in bundles ready for the stevedores to lay out as the cargo is loaded.
A. Wedge
B. Dunnage
C. Shore
D. Store
[单项选择]A set of interior steps on a ship leading up a deck from below is known as（）.
A. a companion way
B. tween-decks
C. stairs
D. Any of the above are acceptable
[单项选择]To “shore up” the main deck for the stowage of deck cargo means to（）.
A. weld pad eyes on deck in proper position to secure the cargo
B. strengthen the main deck by placing pillars underneath it in the tween-decks
C. distribute the weight of the cargo by placing fore-and-aft planks on the main deck
D. package the cargo in wooden crates so it will not damage the deck
[单项选择]The TV station, in（）to massive popular demand, decided to continue the soap opera (肥皂剧).
A. regard
B. relation
C. respect
D. response
[单项选择]Diesel engine automated control systems may utilize sensing devices of dual function, with sensing ranges providing both alarm and engine shut down capability.Which of the key points would only require an alarm sensor?（）
A. Lube oil pressure and temperature
B. jacket water pressure and temperature
C. Engine over-speed
D. Lube oil sump level
[单项选择]There are some navigational instruments（）.
A. in bridge
B. on the deck
C. in the radio room
D. on the hold
[简答题]指令DEC BX和SUB BX，1的执行结果一样吗？请分析。
[单项选择]Distress signals may be（）.
A. red flares
B. smoke signals
C. sound signals
D. Any of the above
[单项选择]May I know your address? （）
A. Sure. Here you are.
B. I have no idea.
C. It‘s far from here.
D. Sorry, I‘ve forgotten
[单项选择]Risk of collision may exist（）.
A. if the compass bearing of an approaching vessel does not appreciably change
B. even when an appreciable bearing change is evident, particularly when approaching a vessel at close range
C. if you observe both sidelights of a vessel ahead for an extended period of time
D. All of the above
[简答题]INC，DEC，NEG和NOT都是单操作数指令，这个操作数应该是源操作数还是目的操作数？
