principle of machinery

The paper describe about the turning technology of cold casting felt wrapped roll for paper manufacturing machinery, introduces the cutting tool material, cutter geometric parameter, cutting value and cutting result, explain the principle of electing date and experimentation.

简述造纸机械中冷硬铸铁压光辊的车削工艺，介绍粗车和精车的刀具材料、几何参数、切削用量及使用效果情况，说明主要的切削参数数据选择的原理和实验方法。

Design and Principle of Reverse Clutch for CHJ New Machinery

适用渔业的CHJ新型机械换向离合器设计与原理

The thesis describes in detail the cooling system operating principle, especially the parameter calculation and selection of the main hydraulic element of the hydraulic drive system on the road-building machinery engine cooling device, and the selecting and matching of proportional spill valve and other designs, etc.

本论文对该冷却系统的工作原理、特别是发动机冷却装置液压驱动系统的主要液压元件的参数计算、选型及比例溢流阀的选择匹配等设计作了详细论述。

The principle, technology and equipment of machinery galvanization are introduced simply.

简要介绍了机械镀锌的原理 、 工艺及其设备.

About Opening Up the Second Class for Teaching Principle of Machinery

对机械原理课程开辟第二课堂的思考

Intuitively reflect the composition of pharmaceutical machinery, asas the work the working principle.

直观地反映出制药机械的构成, 工作原理以及工作情况.

The technological principle, the changing patterns of the twisting angles and the structure of the twisting machinery were dealt with.

论及扭制工艺原理，扭制转角变化规律的确定方法，以及设备的一般结构。

Because the free market followed the principle of comparative advantage, the technique development of machinery industry was contained. The supposed technology-intensive industry was reduced to be labor-intensive industry.

由于市场需求结构遵循比较优势原则，机械产业的技术发展受到抑制，本应为技术密集型产业的机械工业沦为技术能力低下的劳动密集型产业。

The technological principle and the equipment structure of the twisting machinery were dealt with.

论述了加工原理以及设备的一般结构。

Application of Tolerance Principle in the Design of Grain Machinery

公差原则在粮食机械设计中的应用