The characteristics to dimension chain constraint is analysed, dimension loop model is put forward based on the dimension chain for solving dimension relationship constraints.
针对尺寸之间的关联约束，本文首先分析了尺寸链约束的特点，提出了基于尺寸链的尺寸环模型。
The closed loop dimension and tolerance is calculated in order to calculate and check allowance and allowance tolerance.
通过封闭环尺寸及公差计算，计算并校核余量及余量公差。
The identification method for the one dimension time series, open loop and closed loop system are developed by use of model ARMA.
讨论了一维时间序列开环系统、闭环系统的辨识方法及定阶问题。
应用推荐