This paper analyzes the reasons of the rust of the casting iron and casting aluminium parts with which the mine machinery are equipped, analysis indicates that the corrosion in the surfaces of the casting parts intensify when these factors including the service temperature.
分析表明 ,在作业温度、湿度、气体成份、扬尘等各种因素的作用下 ,铸件表面腐蚀加剧。
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
Applying ASP pure codes to implement the function of transferring on files upload of assignment management system;
应用ASP纯代码实现作业管理系统文件上传功能
The brief introduction of diversity and artistry about assignments comments;
简论作业评语的多样化和艺术性
On the review of the research about the assignment under the concept of the new curriculum in primary and secondary schools;
新课程理念下有关中小学生作业的分析
The Setting-up of Students Homework FTP and Visit Authority to Set up;
学生作业FTP的建立与访问权限设置
On the Students Homework for Essential English Course;
有关基础英语课作业的布置、批改和讲评的设想
A Study on Similarity of Student s Homework Text under Certain Condition;
受限条件下学生作业文本相似度的研究