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perforated metal | |
auto. | 多孔金属 |
met. | 板网; 金属板网 |
tube | |
cosmet. | 管,管状物 |
hydroel.st. | 电子管; 隧道 |
isol. | 管材 |
met. | 管子; 试管 |
| |||
多孔金属板 | |||
板网; 金属板网 | |||
穿孔金属板 |
perforated metal tube : 21 phrases in 7 subjects |
Automobiles | 1 |
Bridge construction | 1 |
General | 1 |
Metallurgy | 2 |
Oil / petroleum | 1 |
Technology | 11 |
Textile industry | 4 |