单选题It is very important that each cylinder should be () scavenged before the charged air is compressed.AwellBgoodCexcellentDrespectively
单选题
It is very important that each cylinder should be () scavenged before the charged air is compressed.
A
well
B
good
C
excellent
D
respectively
参考解析
解析:
暂无解析
相关考题:
单选题Progressive flooding may be indicated by().Aballast control alarmsBexcessive draftCexcessive list or trimDa continual worsening of list or trim
单选题美国"集装箱安全倡议"的主要内容包括()。 Ⅰ、建立识别高风险集装箱的安全标准 Ⅱ、对已经识别为高风险的集装箱在到达美国港口之前进行预检 Ⅲ、开发和使用智能化安全集装箱 Ⅳ、快速通关,减少突发事件的风险AⅠ~ⅢBⅠ+Ⅱ+ⅣCⅠ~ⅣDⅠ+Ⅱ
单选题船舶的成品锚表面不应有裂纹、缺口、夹渣或影响锚使用性能的缺陷,对不影响其强度的表面缺陷允许焊补修整;锚头重量应不小于该锚总重量的(),锚的实际重量与名义重量的偏差应在±7%范围内。A50%B60%C70%D80%
单选题八字锚的抛出方法在横风条件下,第一锚在:().A进抛法中应选下风舷锚,退抛法中应选上风舷锚B不论进,退抛法均选上风舷锚C进抛法中应选上风舷锚,退抛法中应选下风舷锚D不论进,退抛法均选下风舷锚
单选题中版海图底质注记中,缩写“泥、沙、贝”表示:()A泥、沙、贝的混合底质,其中主要成分为泥B泥、沙、贝的混合底质,最上层为泥C泥、沙、贝的混合底质,其中主要成分为贝D泥、沙、贝的混合底质,最上层为贝
单选题下列关于霍尔效应描述中,正确的是()。A霍尔系数的大小反映了霍尔效应的强弱,由材料的物理性质决定B霍尔系数越大,霍尔电势越小C霍尔元件的厚度越大,霍尔电势越大D磁场的磁感应强度越大,霍尔电势越小
单选题Which of the following methods is normally used to control the temperature of air distributed from individual cooling coils in an air conditioning system using a chilled water circulation system?()AA room thermostat activates an electric heater at each individual chilled air outlet when necessaryBVarying the number of passes the air makes across the coilsCVarying the temperature of the water through the coilsDVarying the quantity of water flowing through the coils
单选题Each EPIRB required on an OSV shall be tested using the integrated test circuit and output indicator every().AweekBtwo weeksCmonthDtwo months