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海船船员
大型低速柴油机的最低启动转速范围,一般为()。
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When the fuel oil is burning in the combustion chamber, it _____.
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When the water produced from most evaporator is supplied for drinking purpose, it must be treated to ensure it is biologically pure and _____.
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The unit of electrical power is the _____.
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ALFALAVALWHPX型自动排渣型分油机的P2管是()。
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离心水泵改输燃料油时,如管路状况不变,则流量________。
职业技能鉴定>海船船员
The term “moderate speed” was previously interpreted as meaning a speed which would enable a vessel ______ within half the range of visibility.
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能提高边界润滑中形成吸附膜能力的添加剂是()。
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A fire in a pile of dunnage would be classified as a _____.
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Vee-type engines have the connecting rods from two cylinders connected to each _____ of the crankshaft.
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Which of the following problems should be taken when cleaning the air filter on a diesel engine equipped with a turbocharger? .
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When anaerobic bacteria convert the sewage to an inert sludge, .
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_____ shows 1.2 meter and the specific gravity of the oil is 0.96According to the measuring scale, that makes 150 tons.
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The fire pumps must be capable of delivering a total quantity of water at a defined head, not less than _____ of the total bilge pumping capacity.
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喷射泵的喉嘴距过大将导致________。
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If a reciprocating air compressor has a knock occurring in frequency with its operating RPM, the cause is probably _____.
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The amount of fluid delivered by a positive displacement pump can be regulated by _____.
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当活塞采用浮动式活塞销时,相应地()。
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把仪表的最大绝对误差与仪表的测量范围之比的百分数称之为______。
职业技能鉴定>海船船员
柴油机吊缸时对活塞环进行检查和测量的项目有()。Ⅰ.径向厚度(磨损)测量Ⅱ.搭口间隙测量Ⅲ.天地间隙测量Ⅳ.环背隙测量Ⅴ.环弹力检查Ⅵ.表面损伤检查
职业技能鉴定>海船船员
燃油锅炉和废气锅炉的联系方法中不包括_________。
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在四冲程柴油机中,使膨胀损失增大的原因是()。
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Please choose a correct name for “救生圈”.
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A vessel sounding a fog signal of one short,one prolonged,and one short blast is indicating that the vessel is ().
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The sealing rings are in four parts and pressed together around the piston rods by means of _____
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