annular seal

  • 环状密封

annular seal的用法和样例:

例句

  1. PTFE fibers separated from the main material, impregnating special lubricant, made of the woven rope or ring seal products.
    由聚四氟乙烯割裂纤维为主体材料,浸渍特种润滑剂,经编织制成的绳状或环状密封产品。
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