converse of a theorem是什么意思

用法例句

The extensive distribution pricing problem of distribution center partly built by retailerswhich means that some investors are consisted of nonretailers is proposed, and the formation mechanism of this kind of distribution pricing is analyzed.

提出广义配送中心的配送定价问题,描述该配送定价的形成机制,以成本利润率差异最小化为目标,构造非线性规划模型,并给出一个简单的算例。

The problem of distribution pricing in distribution centre built by retailers is put forward.

提出了零售商合作配送中必的配送定价问题,以平均投资收益率为基础构造目标函数,建立了非线性规划模型,比较公平、科学地平衡了各零售商的收益。

A Design of Transmission Timer for Tracking Telemetry Command and Communication Software;

一种测控通信软件的数据发送定时器设计

Since apple s stem-calyx is very like defect for computer vision and photoelectric sorting system, in order to improve sorting precision, based on the studies of orientation and conveyor mechanisms, and analyzing the feasibilit.

考虑其他因素,选用机械式定位并设计了一种输送定位机构。