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【单选题】

If the insufficiency of the packing was apparent on reasonable inspection，the Shipowner cannot（）the exception of insufficiency of packing.

A、rely in

B、rely upon

C、rely with

D、rely to

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更多“If the insufficiency of the packing was apparent on reasonable inspection，the Shipowner cannot（）the exception of insufficiency of packing.”相关的问题
第1题
[单选题] Which of the following can occur if the maximum rated load is exceeded on an uninterruptible power supply (UPS)?（）

A、There is a fire hazard potential if a power outage occurs.  B、The last system plugged into the UPS will not be provided any power.  C、The UPS will draw more power from the circuit to compensate.  D、The runtime of the UPS will be insufficient if a power outage occurs.  

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第2题
[单选题] If the temperature in the icebox is too high, the trouble could be（）

A、a clogged scale trap  B、air in the system  C、automatic controls not functioning properly  D、insufficient cooling water to the condenser  

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第3题
[单选题] Which of the following problems may occur if the clearance between a piston and cylinder liner is insufficient?（）

A、Excessive wear  B、Scuffing of the liner  C、Piston seizure  D、All of the above  

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第4题
[] If the piston ring gap remains insufficient when installing new rings, youshould（）

A、A.install oversized rings  B、B.hone the cylinder liner to allow ring installation  C、C.compress the rings tighter with a compressing tool  D、D.file the ends of the rings  

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第5题
[单选题] If you heard a ‘crackling’ noise in centrifugal pump, the most probable cause of the problem would be（）

A、insufficient speed  B、cavitation  C、excess discharge pressure  D、excessive net positive suction head B  

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第6题
[单选题] Which of the problems listed could be indicated if a sight glass in the refrigerant liquid line is full of bubbles?（）

A、Proper refrigerant charge  B、Faulty expansion valve  C、Insufficient refrigerant  D、Solenoid valve stuck open  

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第7题
[单选题] If the pump for a hydraulic anchor windlass is overheating, the cause may be （）.

A、excessive drive motor speed  B、excessive pump discharge pressure  C、too low of a tilting box angle  D、insufficient drive motor speed  

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第8题
[单选题] If a reciprocating air compressor has a knock occurring in frequency with its operating RPM, the cause is probably （）.

A、misalignment or worn main bearings  B、insufficient cylinder lubrication  C、defective or poorly fitted valves  D、all of the above  

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第9题
[单选题] If the piston groove drain holes for the oil control rings become clogged, which of the following is likely to occur?（）

A、The oil control rings will seal improperly and wear rapidly  B、The piston will overheat due to insufficient lubrication  C、Excessive oil will remain on the cylinder wall  D、Light brown smoke will emanate from the engine exhaust  

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