... dimensional stability 尺度安定性 dimension and tolerance 尺寸与公差 dirty hole 孔内异物 ...
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图表跟踪法是利用尺寸链原理，求解复杂零件工序尺寸与公差的行之有效的方法。
Chart trail law is the effective method to the solution of complex parts process size and tolerance using size chain principle.
具有紧密公差的尺寸表示该零件必须恰当地与某些其它零件配合。
Dimensions given close tolerances mean that the part must fit properly with some other part.
会正确注写和识别表面粗糙度代号，尺寸公差与配合代号，形位公差代号。
Be able to label and read surface roughness codes, codes of size tolerance and fitting, and geometrical tolerance codes.
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