“dragons blood”的概念、定义、翻译、参考文献-科学参考

单词	dragons blood
释义	dragons blood 龙血
随便看	taper-roller bearing taper roller thrust bearing taper rolling taper rolling mill taper saw files taper screw taper seat taper-seat valve taper section taper sectioning taper serew chuck taper serration taper shaft taper shank taper-shank arbor taper-shank bridge reamer taper-shank core-drill taper-shank coredrill taper-shank cutter taper-shank drill taper-shank drillchuck taper-shank drillholden taper-shank end-milling cutter taper shank endmill with long edge taper-shank reamer

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