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leather packing washer | |||
leather collar; leather gasket; leather packing collar; leather washer; rubber washer It | |||
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leather packing ring | |||
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leather washer | |||
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leather gasket |
皮垫圈 : 13 phrases in 7 subjects |
Construction | 1 |
Drilling | 1 |
Electric machinery | 1 |
Engineering geology | 1 |
Metallurgy | 3 |
Oil / petroleum | 2 |
Technology | 4 |