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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美联储在公开市场上购买了200 000美元的政府有价证券。货币漏出率为33％，法定准备金率为10％。那么货币的总量会增加多少？
A. 800 000美元
B. 333 333美元
C. 2 000 000美元
D. 618 604美元
E. 465 116美元
The bearing of tailshaft sealing equipment which adopts the oil nature circulation is hot,
A. the rotate speed fluctuation
B. the ventilation tube clogged
C. the main engine accelerate so fast
D. stormy waves
当法定准备金率为10％，货币漏出比率是20％时，计算货币乘数。当法定准备金率为20％，货币漏出率为20％时，货币乘数又是多少？法定准备金率上升，对货币乘数会产生什么影响？
A thrust bearing is used with a propulsion diesel engine to ____.
A. control axial movement of the crankshaft
B. transmit engine thrust to the propeller shaft
C. absorb vibrations in the propeller shafting
D. prevent propeller thrust from being transmitted to the hull
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