enclosed shaft

常见例句

雙語例句

• Totally enclosed, non-ventilated, hermetically sealed submersible type. Features include 416 stainless steel shaft, tandem mechanical seals (one inside an oil chamber and one outside);
  全外殼、非風冷、全封閉潛水類型。配置416不鏽鋼軸，串聯機械式密封（一個在油室內，一個在外部）
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