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【单选题】

If due to thick and hard deposits of carbon, the piston rings cannot move freely in their grooves, dark areas will often appear on the upper part of the cylinder wall (may not be the risible at port inspection)What condition of the piston rings can result in this phenomenon?()

A、micro-seizure

B、sticking

C、scratched

D、breakage/ollapse

更多“If due to thick and hard deposits of carbon, the piston rings cannot move freely in their grooves, dark areas will often appear on the upper part of the cylinder wall (may not be the risible at port inspection)What condition of the piston rings can result in this phenomenon?()”相关的问题
第1题

A、A.be positive  B、B.be positive and made in ample time  C、C.be positive,made in ample time and with due regard to the observance of good seamanship  D、D.be positive,made in ample time,with due regard to the observance of good seamanship and avoiding complying with local regulations  

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第3题

A、The slowing is only temporary and the vessel will probably suddenly capsize or plunge from loss of stability due to change in the waterplane area  B、The vessel can probably be saved if further flooding can be stopped  C、The vessel will continue to slowly list and/or trim due to the free surface effect and free communication effect  D、The vessel will suddenly flop to the same or greater angle of list on the other side and may capsize  

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第5题

A、immediately anchor your vessel and arrange for repairs to the system  B、moor your vessel at the nearest dock available and arrange for repairs to the system  C、arrange for the repair of the system to be completed within 48 hours  D、exercise due diligence to restore the system at the earliest practicable time  

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第7题

A、A.reduce windward mooring tensions  B、B.maintain vessel heading  C、C.maximize accelerations  D、D.increase speed of advance  

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第8题

A、thinner  B、water  C、oil  D、varnish  

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第9题

A、A.be large enough to be readily apparent  B、B.be a succession of small alterations  C、C.be with due regard to the power and speed of the vessel  D、D.leave sufficient room for the other vessel to take action  

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