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| 接合密封材料; 接缝料 | |||
| 接合缝填料; 盘根; 垫料 | |||
| 接合密封〔填密〕材料 | |||
| 填料; 衬垫材料; 打结材料 | |||
| jointing material: 6 phrases in 2 subjects |
| Metallurgy | 3 |
| Technology | 3 |
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