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back seal test例句_back seal test英汉例句_back seal test双解例句_果味酸柯林斯词典
果味酸柯林斯词典

back seal test

B 开头单词

常见例句

    雙語例句

  • The impact method adopts the flange two ends seal, contracting & pressing clamp valve flange back working test.
    壓緊方法採用法蘭耑麪密封，抱壓爪夾緊閥門法蘭背麪進行工作試騐。
    • 返回 back seal test