名词解释题英译汉:bearing

名词解释题
英译汉:bearing

参考解析

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相关考题:

A compass card without north-seeking capability that is used for relative bearings is a(n)______.A.Bearing circleB.PelorusC.Bearing barD.Alidade

英译汉:bearing

Bearing

英译汉:production

单选题As to the bearing, of the following, which statement is not true?()Aff overheat is found, the engine must be stopped for inspectionBMuch heat of the crankcase door indicates that the bearing is overheatedCIf bearing clearance is too large, knocking will be heard in the crankcaseDIf bearing clearance is too large or too small, the white metal may be melted

单选题In the management of the shafting, because() carry heavy load and caused high temperature easily, it should be paid attention.Athe bearing near to the diesel engineBthe intermediate bearing near to the thrust bearingCthe intermediate bearing near to the sterntubeDthe bearing located at the middle of the diesel engine and the sterntube

单选题Shims of different thicknesses are inserted between the shells to enable adjustment of ().Athe bearing clearancesBthe bearing thicknessCthe bearing strengthDthe bridge hardness

单选题Which of the following operating conditions can occur when shims are removed from the joint between the foot of a marine type diesel engine connecting rod and the bearing box?()ADecreased connecting rod bearing clearanceBIncreased connecting rod bearing clearanceCDecreased compression ratioDIncreased compression ratio

单选题An indirect radar echo is caused by a reflection of the main lobe of the radar beam off the observer’s vessel. Which of the following is NOT a characteristic of indirect echoes?().ATheir bearing is almost constant,even when the true bearing of the contact changes appreciablyBThey always appear on a bearing of 90°from the true bearing of the contactCThe indirect echoes usually appear in shadow sectorsDWhen plotted,their movements are usually abnormal

单选题The main bearing shells are made of steel with a lining of bearing metal which may be white metal, copper-lead or aluminum-tin alloy What is the meaning of “which” in the sentence above?()Amain bearing shellsBmain bearingCsteelDbearing metal

单选题The insertion of shims between the foot of a marine type connecting rod and a bearing box would result in ()Aincreased compression ratioBdecreased compression ratioCincreased bearing clearanceDdecreased bearing clearance

单选题While inspecting the main bearings on a diesel engine you find impregnated dirt and scratches in the bearing surface you would, therefore, suspect that ()Athe bearing had been overheatedBwater was present in the oilCthe lube oil was not being properly filteredDthe maximum allowable bearing pressure had been exceeded

单选题Lubricating oil used in a diesel engine serves to()Areduce the wear of bearing surfacesBcool the bearing surfacesCassist in sealing bearing surfacesDall of the above

单选题Which of the following radar contacts will present the most immediate danger?().AA vessel on the starboard bow whose bearing is changing and range is decreasingBA vessel on the starboard bow whose bearing is steady and range is increasingCA vessel on the port bow whose bearing is steady and range is decreasingDA vessel on the port bow whose bearing is changing to the left and range decreasing