HB 3435-1984 加工高温合金及钛合金用直柄短麻花钻d=1~12mm.pdf

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HB 3435-1984 加工高温合金及钛合金用直柄短麻花钻 d＝1～12mm.pdf

HB 3435-1984 加工高温合金及钛合金用直柄短麻花钻 d＝1~12mm.pdf

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