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母扣端 | |||
母螺纹【箱式】端 | |||
母螺纹端 |
box end: 29 phrases in 12 subjects |
Automobiles | 10 |
Drilling | 1 |
Electric machinery | 1 |
Electronics | 1 |
General | 1 |
Hydroelectric power stations | 1 |
Plastics | 1 |
Project management | 1 |
Space | 1 |
Technology | 8 |
Telecommunications | 1 |
Textile industry | 2 |