seal (tightness)test

 
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seal (tightness)test的英文翻譯是什么意思,詞典釋義與在線(xiàn)翻譯:

英英釋義

名詞 seal:
  1. fastener consisting of a resinous composition that is plastic when warm; used for sealing documents and parcels and letters

  2. a device incised to make an impression; used to secure a closing or to authenticate documents

  3. the pelt or fur (especially the underfur) of a seal

  4. a member of a Naval Special Warfare unit who is trained for unconventional warfare

  5. a stamp affixed to a document (as to attest to its authenticity or to seal it)

  6. an indication of approved or superior status

  7. a finishing coat applied to exclude moisture

  8. fastener that provides a tight and perfect closure

  9. any of numerous marine mammals that come on shore to breed; chiefly of cold regions

動(dòng)詞 seal:
  1. make tight; secure against leakage

  2. close with or as if with a seal

  3. decide irrevocably

  4. affix a seal to

  5. cover with varnish

  6. hunt seals

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