The implicitness and incompleteness of consumer contracts, the constraint of information costs, and market monopolies give rise to the relatively weak contracting position of consumers.

消费者契约的隐含性和不完全性、信息成本约束、市场垄断势力等造成了消费者相对弱势的契约地位。

youdao

The adjustment of position is classified, and the corresponding constraint equations are presented.

对位置调节进行分类，并给出每一类的约束方程。

youdao

With the aid of vector method, constraint equation, kinetic energy consideration, the inverse position model, Jacobian matrix and mass matrix have been developed.

本文取得如下成果：借助矢量法、约束方程和动能定理分别构造出机械手的位置逆解模型、速度雅克比矩阵、质量惯性矩阵。

youdao