标注问题列表中已经处理过的问题。
着重阐述了应用尺寸链的概念来解决零部件尺寸的合理标注问题。
The paper mainly solves the problem of reasonable dimensioning parts with the help of the concept of dimension chain.
为了解决工程中四杆机构杆长公差的标注问题，提出了确定杆长误差的权重因子法。
In order to solve the problem defining the tolerances of the links length for four-bar linkage, the weight factor method is put forward.
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