Thecontrolspindleoperatestheslipperrin...

单项选择题Thecontrolspindleoperatestheslipperringoroofthevariabledeliverypump,whichcontrolsthesuctionanddischargeoftheoil()

A、servo-motol
B、swashplate
C、plunger
D、cylinder

点击查看答案

您可能感兴趣的试卷

你可能感兴趣的试题

1.单项选择题ThefreshwatergeneratoroperateswithavacuumofAllowingthebrinetoevaporateatatemperatureof40－50()

A、60%-70%
B、40%-50%
C、90%-95%
D、20%-30%

点击查看答案

2.单项选择题Thefeed－watertobedistilledinthefreshwatergeneratoristakenfrom()

A、thefreshwatercoolingsystem
B、theseacoolingwaterinletofthecondenser
C、theseacoolingwateroutletofthecondenser
D、theevaporator

点击查看答案

3.单项选择题Distilledwaterfromanevaporatormaybedischargedintoapotablewatertank()

A、throughadetachablehoseconnectionactivated
B、afterpassingthroughanactivatedcharcoalfilter
C、afterchemicalanalysisconsumptionshowsitisfitfor
D、throughasolenoidoperatedthree-wayvalve

点击查看答案

4.单项选择题Thefunctionofmachineistoosynchronouscompensating()

A、improvepowerfactor
B、reducevoltageoscillationcircuits
C、Increasetheinsulationofmagneticfields
D、eliminateregenerated

点击查看答案

5.单项选择题Whenaflash－typeevaporatoristobesecuredforanextendedperiodoftime,theentireunitshouldbedrainedcleaned,and()

A、completelyfilledwith
B、filledwithde-scalingcompound
C、artightlyclosedtoexclude
D、ventedtotheatmosphere

点击查看答案

6.单项选择题Therotatingunitsofasplitwindlassconsistsofawithshapedsnugstogriptheanchorcable,amooringdrumforpayingoutorlettinggoofmooringwiresandawarpendforwarping()

A、cranes
B、mooringbarre
C、capstans
D、cablelifter

点击查看答案

7.单项选择题Whichcharacteristicorconditionwillhavethegreatestoil'sviscosityeffectonincreasinghydraulic()

A、Pourpoint
B、Cloudpoint
C、Vacuum
D、Pressure

点击查看答案

8.单项选择题Inanelectro－hydraulicsteeringsystem,ruddershockislimitedbyo()

A、adifferentialgear
B、returnsprings
C、ahydraulicaccumulator
D、reliefvalves

点击查看答案

9.单项选择题isprovidedforeachgeneratorwithselectorswitchtoeedcurrentineachphase()

A、Avoltmeter
B、Afrequencymeter
C、Anammeter
D、Asynchroscope

点击查看答案

10.单项选择题Foroccasionalheavyloads.twocranescanbearrangedtoworktogether.Theoperatingofordeckcranemotorsmaybehydraulicorelectric()

A、principle
B、medium
C、instruction
D、voltage

点击查看答案