The installation and prevision of fire fighting equipment is mainly subject to
A. ISM Code
B. ISPS Code
C. IBC Code
D. FSS Code
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银行必须保留存款的一个最低百分比不能用于贷款，这个百分比率是________。
A. 利息率
B. 贴现率
C. 法定准备金率
D. 联邦基金率
E. M2比M1比率
If all other conditions such as bore, stroke, speed, and mean effective pressures are equal, a two stroke/cycle diesel engine will develop approximately
A. the same indicated horsepower as a four-stroke/cycle engine
B. twice the indicated horsepower as a four-stroke/cycle engine
C. one half the indicated horsepower as a four-stroke/cycle engine
D. one power stroke for every two crankshaft revolutions
A crack in a cylinder liner can be caused by
A. worn piston rings
B. installation of undersized sealing rings
C. operating the engine at low loads
D. restricted cooling water passages
While sailing in ballast under normal weather and sea condition, the basic parameter which
A. the exhaust temperature
B. the speed of main engine
C. the turbine rotation speed
D. the power of main engine
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