Safe operation process for 500 kV substations of East China Power Grid;
华东电网500kV变电站安全作业流程
Wide application of underbalanced drilling techniques has directly or indirectly influenced logging operation to some extent.
目前广泛推广使用的欠平衡钻井工艺的施工方法已对录井作业产生了直接或间接的、不同程度的影响。
The operational stability is design goal of the loader’s working device too.
作业平稳性是装载机工作装置设计的目标之一。
The Comparison between Activity Bosed Costing and Traditional Costing;
作业基础成本计算法与传统成本计算法的比较
Structure Study of Dynamic and Stochastic Activity-Based Costing Control System;
动态随机作业成本控制系统框架研究