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tighthead | |||
seal cover | |||
air tight cover | |||
closure cap; stop end | |||
sealing cap | |||
air-tight cover; joint cap; sealed cap; sealed cover; sealing cover | |||
gland | |||
gland bonnet; sealing gland | |||
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giand bonnet | |||
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gland bonnet | |||
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lead cover | |||
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gland bonnet | |||
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sealing gland |
密封 盖 : 76 phrases in 20 subjects |