短語(yǔ)詞組短語(yǔ)bar r stock 棒料bar r stock turnover device 棒料翻轉(zhuǎn)機(jī)bar -stock k needle valve 桿控針形閥bar rolled stock sorting unit 型鋼分選機(jī)組bar stock turnover device 棒料翻轉(zhuǎn)機(jī)Bar stock lathe 加工棒料車床Nickel Silver bar stock 塊鎳化銀aluminium alloy bar stock 鋁合金型材rolled bar stock 軋制棒料 返回 bar stock