常見例句雙語例句The adverse operation circumstances determine the structure of submersible motor greatly different from the conventional ones.惡劣的工作環(huán)境,決定了其密封結構與常規(guī)電機具有較大的不同。In addition, certain amount of test data of submersible motor pumps is also provided, so that above analysis method and formulas are checked.此外還提供了一定數(shù)量的潛水電泵的試驗數(shù)據(jù),從而驗證了上述的分析方法和各項公式。The dry-pit submersible motor enclosure including frame, end brackets, flanges and cap assembly shall be constructed of close-grained cast iron, ASTM A-48, Class 30 or better.干井潛水電機殼體,包括機架,尾軸承架,法蘭和罩蓋總裝,必須采用符合美國材料試驗協(xié)會ASTM A-48類別30標準的、密實的鑄鐵或更好的材料制造。 返回 submersible motor