Robotic Manipulator

How do make school administrations valid-take Wei Shusheng for example;

学校管理者如何成为有效管理者——以魏书生为例

It is valid and practical in evaluating the dispersing power of different sequestering/dispersing agents.

该法能排除螯合作用的影响,对不同螯合分散剂分散力的评价是有效的、可行

The trend of the contract validity system evolution in our country is that the principle of autonomy of will increasingly comes into actual effect,that the principle of public order and good moral is carried out more and more reasonably,that the principle of trade encouragement has the effect gradually and that the range of invalidity is reducing and the validity is more perse.

我国合同效力制度演变的趋势是,意思自治原则越来越发挥出实际效能,公序良俗原则越来越定位合理,鼓励交易原则越来越落到实处,无效的范围逐渐缩小,效力形式越来越多样化,富有弹性,有效、无效、可撤销、效力待定、未生效并存的模式渐趋完善。