更多"Pistons may be made in （） in order "的相关试题:
[单项选择]The only wire rope termination which may be made in the field is（）.
A. swaged socket
B. thimbled mechanical splice
C. hand splice
D. spelter poured and resin sockets
[单项选择]It may be that，under the contract，freight was made（）to a third person.
A. capable
B. payable
C. reasonable
D. probable
[名词解释]桥位选择（qiao wei xuan ze） bridge site slection
[单项选择]A floating vessel will behave as if all of its weight is zcting downward through the（）.
A. center of gravity
B. center of buoyancy
C. center of flotation
D. metacenter
[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]Problems may （）
A. rise
B. jump
C. arise
D. lift
[单项选择]Keep clear（）the buoy.
A. to
B. on
C. of
D. for
[单项选择]Which emergency equipment should you keep near the towing bitts（）.
A. A self-contained breathing apparatus
B. A boat hook and a spanner wrench
C. A fire ax and/or cutting torch
D. A Stokes litter basket
[单项选择]why do some stations keep silence?（）
A. Because they are not engaged in the distress traffic
B. they will affect the transmission of the distress traffic
C. The powers of these stations are very weak
D. They are not in charge of search and rescue
[单项选择]To keep injured survivors warm in the water after abandoning a ship，they should（）.
A. be placed in the middle of a small circle formed by the other survivors in the water
B. float on their backs with their arms extended for maximum exposure to the air
C. remove their life preservers and hold on to the uninjured survivors
D. sip seawater at intervals of fifteen minutes
[单项选择]If keep the fuel injection of main engine unchanged when ship is fouled, that will causeⅠ.The speed of main engine to be reduced Ⅱ.Ship speed to be reduced Ⅲ.The resistance torque of propeller to be increased Ⅳ.Trim at stern to increase（）
A. Ⅰ + Ⅱ
B. Ⅰ ~ Ⅲ
C. Ⅰ ~ Ⅳ
D. Ⅰ + Ⅱ + Ⅳ
[单项选择]The operator of electrical motors should keep a constant check on the loads they carry because （）
A. low loads necessitate frequent insulation cleaning
B. exceeding nameplate values shortens useful life
C. energy is wasted if full loading is not utilized
D. power factor correction methods are load dependent
[单项选择]My vessel maneuvering（）difficulty. Please keep well clear（）me.
A. with, of
B. in, of
C. at, apart
D. with, from
[单项选择]Generally，you can best keep a vessel under steering control when the vessel has（）.
A. headway
B. sternway
C. no way on，with engines stopped
D. no way on，with engines full ahead
