Deep-sea liners are（）.

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• In a two-stroke engine, there are always a series of openings known as （）, and in some circumstances, there are also openings known as （）, in the part of the cylinder liner.

  A . scavenging air ports；exhaust ports B . inlet ports；scavenging air ports C . scavenging air ports；inlet ports D . exhaust ports；inlet port

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• 在CFR Liner Terms贸易术语条件下，（）负担卸货费。

  A . 卖方 B . 买方 C . 托运人 D . 收货人

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• In order to distribute the side pressures over a wide area of the cylinder walls and liners, which of the listed types of pistons are used in modem low pressure air compressors?（）

  A . Differential B . Trunk C . Barrel D . Valve-in-head

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• CIF Liner terms 

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• CIF Liner Terms

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• In order to keep the oil film on the cylinder liner during the running-in period, the piston rings are slightly rounded（）

  A . on both the external and internal top edges B . on both the external top and bottom edges C . on both the external and internal bottom edges D . on all the four edge

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• A number of cylinder liners are enclosed in one cast iron casing to form a （）.

  A . cylinder cover B . cylinder block C . cylinder frame D . bed-plate

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• All the rings are slightly rounded on their external top and bottom edges to keep the oil film on the cylinder liner during （） for new piston rings.

  A . the running-in period B . the running process C . gas exchange process D . the boiler firing

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• Around the combustion chamber, all the main components are bore cooled to give low strains and the smallest, circumferentially symmetric deformations for good sealing between piston rings and liner（）

  A . thermal B . mechanical C . plastic D . elastic

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• The ports are drilled in the liners at an angle of approx 20℃ the result being that （） is given a rotary movement.

  A . the scavenging air B . the exhaust gases C . the mixed air D . the spray oil

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• The cylinder is fitted with internal liner so that a water space is left （） the liner and the outer wall.

  A . around B . among C . in D . betwee

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• How long the haul for international deep-sea movement usually?（）

  A . Very long B . Ten thousands of miles C . Thousands of miles D . Thousands of kilometers

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• The cylinder covers and the liners are bolted together by means of studs （） the cylinder frames.

  A . screwing into B . being screw on C . to screw on D . screwed into

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• One of the advantages in the use of a dry liner over a wet liner is（）

  A . it is fitted with neoprene O-ring seals B . the honing process makes it easier to maintain the desired oil film C . there is likelihood of water leaking into the combustion space D . it fits more loosely due to a decrease in heat transfer through the composite wall

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• The space between cylinder liner and jacket is called （）.

  A . the cooling water B . the circulating water C . the cooler D . the cooling water space

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• “FOB Liner Terms”的含义为（）

  A . 到岸价格附加班轮条款 B . 离岸价格附加班轮条款 C . 班轮条款 D . 离岸价格附加卖方负责装船、平舱费用

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• Each cylinder liner on the marine medium speed engines （）.

  A . is usually cooled by sea water B . can be replaced when worn out C . is in direct contact with the water in the bore of the cylinder D . can t expand when heated

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• In a diesel engine, an integral liner is one in which the cooling water （） Ⅰ.flows through the cylinder liner jackets Ⅱ.touches the outer side of the liner

  A . Ⅰ only B . Ⅱ only C . both Ⅰ and Ⅱ D . neither Ⅰ and Ⅱ

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• The cylinder covers and the liners are bolted together by means of （）.

  A . bolts welded into the cylinder head B . bolts welded into the cylinder frames C . studs screwed into the cylinder head D . studs screwed into the cylinder frame

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• 英译中：Liner transport

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• LINER TERM由船公司会装卸费用。（）此题为判断题(对，错)。

  是 否

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• Which of the following statements are true about liner freight rates_____？

  A.they fluctuate with market conditions of supply and demand B.liner freight rates are fixed by shipping conference and tramp service C.they are more related to the costs of operation D.freight forwarders are mainly concerned with liner freight rates 此题为多项选择题。

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• 听力原文：W: Here's a riddle: You love deep-sea fishing in Florida, and you're crazy about skiing in Canada, but you can't afford even one vacation home. What do you do？

  M: I buy a share in two holiday homes, so I own a week or more at each place. Time-sharing is the way many people afford seemingly expensive holidays. Q: What advice does the man give for people unable to afford expensive holiday homes？ (14) A．To buy only one holiday home. B．To buy at most two holiday homes. C．To buy a week or more at each of two holiday homes. D．To share holiday homes with others by buying a room.

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• The ports are drilled in the liners at an angle of approx20℃ the result being that _____ is given a rotary movement.

  A.the scavenging air B.the exhaust gases C.the mixed air D.the spray oil

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