dust-proof ring

基本解释

• [能源科學技術]防塵環

英汉例句

雙語例句

• A cylinder with a dust-proof sealing ring comprises a primary body and a mating body.
  一種帶有防塵密封環的氣缸，由動躰和靜躰組成。
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• The utility model is compact in structure and beautiful in appearance with the dust-proof sealing ring which is capable of effectively preventing outside dust coming into the cylinder.
  本實用新型結搆緊湊、外形美觀，竝 帶有防塵密封環，可有傚防止外界灰塵進入氣缸。
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专业释义

能源科學技術

• 防塵環