The essay classifies the complete content of science and technology history in Xijing Zaji as well as analyzes and discusses the account of machinery and physics in the work.

本文将《西京杂记》中科技史的全部内容按照科技史的观点进行了分类，并进一步对有关机械、物理的部分内容进行了分析、探讨。

You have to fight for human beings to seek the death machinery of the plot to account for the earth to struggle.

你必须为人类对抗死亡机器谋占地球的阴谋而奋斗。

This paper provides six factors that have to be taken into account when choosing can coiler, for increasing the speed of machinery, improving the product quality and reducing the working intension.

从提高机器速度、 产品质量及降低劳动强度出发，提出了在圈条选择时应考虑的六大因素。

This paper takes Case Machinery Shanghai (CMS) as an example, conducts the mode research on key account management (KAM) for the large-size machinery business.

本文以凯斯机械公司（CMS）为对象，对大型机械企业的大客户管理模式进行了分析研究。