two-factory theory 双因素理论
The man who restored the pin factory to its rightful place at the heart of economic theory celebrates his 100th birthday on December 29th.
帮助针厂重获经济理论核心地位的那个人，12月29日就要过自己的100岁生日了。
The essay introduces the theory of reuse of dust-removing wastewater of coal based boiler and its applied technique which has been test-running in Changde Cigarettes Factory for one year.
本文介绍燃煤锅炉除尘废水的循环利用原理、应用技术及其在常德卷烟厂进行生产性试验一年来的结果。
For a Exploding accident of pressure container of a factory, this paper used relate to strength theory of pressure container, had been accident analysis, and gived improve measure.
针对某厂一起压力容器爆炸事故，应用压力容器有关强度理论，作出了事故分析并提出改进措施。
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