... hand-knitted 手工编织的 hand-launder 用手搓洗 hand-me-down 半新的 ...
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The adding rate shall be calculated in accordance with titanium content of alloy to be produced. It can be charged from launder through electric withdrawing or hand operation.
根据所生产合金需钛含量计算出加入速度，用电机牵引或人工均匀地从流槽中加入。
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