發(fā)布時間：2019-05-31發(fā)布者：點擊次數(shù)：825
The high-strength (12.9 grade) and special-shaped fastener technical transformation project of the 10,000-ton automobile with the annual output of 10,000 tons of Seiko Seiko (Jiaxing) Co., Ltd. EIA document publicity
稿3 合克薩斯年產10000噸高強度緊固件技術改造項目.pdf
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