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| 技術(shù)部——堅(jiān)實(shí)的技術(shù)實(shí)力 Technical department with power technical force | |||
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| 焊接工藝評(píng)定(PQR)及展示廳 Welding processing evaluation and exhibition room | |||
技術(shù)能力
|  |  | ||
| 技術(shù)部——堅(jiān)實(shí)的技術(shù)實(shí)力 Technical department with power technical force | |||
|  |  | ||
| 焊接工藝評(píng)定(PQR)及展示廳 Welding processing evaluation and exhibition room | |||