船舶辅助机械题库答案 - 题库考试答案搜索网

<单选题>Under centrifugal pumps are the volute, diffuser, mixed-flow, axial flow and （） or regenerative types. 解析
<单选题>If an anchor windlass has been idle for some time, you should （）. 解析
<单选题>Some pumps use packing as sealing glandThe gland should be （）. 解析
<单选题>The fresh water generator produces fresh water （）. 解析
<单选题>The percentage of impurities in a specific fuel oil sample is determined by （）. 解析
<单选题>When installing a hydraulic hose, which of the following precautions should be taken?（）解析
<单选题>The output volume of a positive fixed displacement pump can be changed only by （）. 解析
<单选题>A refrigerant gives up heat when it goes through （）. 解析
<单选题>Which of the following statements concerning energy is correct?（）解析
<单选题>Thermal energy in transition is also referred to as （）. 解析
<单选题>Machinery operating features are designed to help conserve energy.Which of the following results will not contribute to energy conservation?（）解析
<单选题>A centrifugal pump produces flow with a resulting discharge head by energy conversionIt is typical for the energy conversion to follow the order of （）. 解析
<单选题>Which of the following centrifugal pump components converts the liquid kinetic energy of velocity to the potential energy of pressure?（）解析
<单选题>While flowing through the volute in a centrifugal pump, part of the （） energy of the liquid is converted to （） energy. 解析
<单选题>Mechanical energy in transition is referred to as （）. 解析

相关标签大学试题 CMS专题工学经济学专升本法学教育学历史学管理类管理学文学理学计算机科学技术土木建筑工程高起专本科世博会知识竞赛专科平时作业2 建筑工程铁路职业技能鉴定考试平时作业1 土木工程建筑技能考试哲学海船船员考试水路交通运输技能考试大连工业大学资格考试电力负荷控制员社会学