更多"If separating effect is not good, w"的相关试题:
[单项选择]If separating effect is not good, which measure should be taken （）
A. working at intervals and properly heating
B. warming up to 70℃, increase water supply flow
C. improving impulse of water supply
D. reducing water supply flow
[单项选择]If separating effect is not good, we can improve it by （）
A. flushing separator with hot water
B. increasing water supply flow
C. heat oily water properly
D. opening manual oil discharge value
[单项选择]Which effect does speed through the water have on a vessel which is underway in shallow water （）.
A. A decrease in the speed results in a decrease in steering response and maneuverability
B. An increase in speed results in the stern sucking down lower than the Bow
C. An increase in speed results in the vessel rising on an even plane
D. A decrease in speed results in the vessel sucking down on an even plane
[单项选择]Which factor has the greatest effect on the amount of gain required to obtain a fathometer reading?（）
A. Salinity of water
B. Temperature of water
C. Atmospheric pressure
D. Type of bottom
[单项选择]The class of fire on which a blanketing effect is essential to extinguish the fire is （）.
A. class A
B. class B
C. class C
D. class D
[单项选择]The effect known as bank cushion acts in which of the following ways on a single-screw vessel proceeding along a narrow channel? （）
A. It forces the bow away from the bank
B. It forces the stern away from the bank
C. It forces the entire vessel away from the bank
D. It heels the vessel toward the bank
[单项选择]Which of the following materials is a good insulator?（）
A. steel
B. aluminum
C. glass
D. copper
[单项选择]You are using a radar in which your own ship is shown at the center，and the heading flash always points to 0°. If bearings are measured in relation to the flash，what type of bearings are produced?（）.
A. Relative
B. TRUE
C. Compass
D. Magnetic
[单项选择]Which type of link is generally used to connect shots of anchor chain（）.
A. Detachable
B. Open
C. Pear shaped
D. Stud link
[名词解释]边际效应 marginal effect
[单项选择]在一个工作簿中有三张工作表SH1、SH2、SH3，要使SH3的A1单元格的值为SH1的B2与SH2的B3的和，在SH3的A1单元格输入的公式是（）。
A. =SH1B2+SH2!B3
B. =B2+B3
C. =SH1!B2+SH2!B3
D. =SH（1!B2+2!B3）
[名词解释]生态效益（ecological effect）
[名词解释]经济效益（economic effect）
[名词解释]社会效益（social effect）
[单项选择]Free communication effect is in direct proportion to（）.
A. length and width of space
B. length of space only
C. width of space only
D. neither length nor width
[单项选择]The greatest detrimental effect on idle electrical equipment, such as cargo pump motors, is the（）.
A. loss of residual magnetism
B. absorption of moisture in the insulation
C. insulation varnish flaking
D. dirt collecting on the windings
[单项选择]Which of the following is not a factor which can interfere with the pulse of sound and cause a variation the depth reading?（）
A. salinity
B. temperature
C. the hydrostatic pressure
D. Vessel’s speed
