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1·It is found that, on the prerequisite of satisfying the alloy compositions, to increase Fe content as much as possible can improve the machining property of the alloy.

在保证合金成分要求的前提下，应尽可能地提高铁元素的含量，以提高合金的加工性能。

2·A new type of magnetic abrasive is introduced and its machining property has been studied through experiments from which the optimal proportion of the abrasive mixture has been obtained.

介绍了一种新型的磁性磨料，并对该磨料的加工性能进行了实验研究，得到了该磨料的最佳配比。

3·As more and more application of high property materials and decrease of machining term, high performance cutting methods are extensively studied recently for lowering the cost of machining.

伴随着高性能材料的越来越多的应用和加工周期的不断缩短，为降低制造成本，高效加工方法成为当前研究的热点。

4·Introducing the sealing principle of fixed ball valve and the calculation of seat sealing force, analyzing the effect of machining error upon sealing property and putting forward improving opinions.

介绍了固定球球阀的密封原理和阀座密封力的计算，分析了加工误差对密封性能的影响，提出了改进意见。

5·In magnetic abrasive polishing, the property of machining device has great effect on workpiece quality.

在磁力研磨加工中，磁力研磨装置的性能对加工质量的影响很大。

6·On the premise of guaranteeing the machining precision and working property of the bearing of abrasive wheel axes, the maintaining cycle is shortened, and the repair cost is reduced.

在保证砂轮轴轴承原有各项加工精度及工作性能的前提下，缩短了维修周期，降低了修复的成本。

7·The effect of particles on the electrical discharge machining (EDM) and cutting property of silicon nitride-based composites was analyzed.

分析了颗粒复合对氮化硅基陶瓷复合材料的火花放电加工性及切削性能所起的作用。

8·Analyses the cutting property of stainless steel and titanium alloy to serve the problem of deep hole machining of difficult to cut materials.

针对不锈钢、钛合金材料的深孔加工问题，分析了难加工材料的切削特性。

9·The types of Hastelloy alloy and anti - corrosion property are introduced, and the related precautions are also presented from the aspects of design, formation, welding and machining etc.

介绍哈氏合金的类型及耐腐蚀性能，从设计、成型、焊接和机械加工等方面提出了制造哈氏合金设备的有关注意事项。

10·This paper describes the discharging process and property about compound machining mechanical electrolytic discharge for polycrystalline diamond.

本文对聚晶金刚石机械电解放电复合加工的放电过程及其特点进行了研究。