查询词典 machining

Because the machining gap reduced as the improved of feeding speed, the width of microgroove would be decreased so that more accurate microstructure could be produced.

电化学直写加工时，加工间隙越小，电流密度越高，加工效率也越高，进给速度越快，加工线宽也越窄。

The servo driver has been tested on the machining center, up to the accuracy of micron order.

该伺服驱动器在加工中心的实际应用中得到了微米级的加工精度。

］ In order to study the effect of machining processes on the surface condition of fastening holes drilled on 7075 aluminum alloy for aircraft assembly, the surface microphotograph and surface layers microstructure produced by the five kinds of drilling processes were observed and analyzed by means of SEM and optical microscope.

摘 要］为研究加工工艺对7075-T7351铝合金飞机装配紧固孔表面质量的影响，通过扫描电子显微镜和光学显微镜，分别对5种不同制孔工艺所产生的表面微观形貌和表层组织变化进行了观察和分析。

The results show that the surface microphotograph yielded in multiple-step machining with slow feeding and in one-step compound process is satisfactory, and there are fewer defects, lower deformation and thinner metamorphic layers; while that produced in other processes is quite rough, there are more defects and bigger deformation on the machined surface, and they are detrimental to assembly properties and fatigue life of fastening holes.

结果表明，钻扩铰多步慢进给工艺和一步复合制孔工艺所加工出的表面，平整、光滑、加工缺陷少、晶格变形小、变质层薄；而其它工艺条件下，孔表面微观形貌复杂、加工纹路紊乱、表面缺陷多、晶格畸变大，变质层厚，这些加工状况，对紧固孔的装配性能和疲劳寿命都有很大的影响。

In this paper,the method of machining of micropore by electric spark was introduced.

介绍了电火花微孔加工方法，着重对加工参数、工具电极的制备以及对加工中应注意的问题进行了探讨，成功地在厚80μm的不锈钢板材上加工出128个直径55μm的微孔。

The sample data set is collected on JJ-I water jet machining and mild steel A3 is used as the cutting sample material.

采用改进的BP算法和样本数据对建立的人工神经网络进行训练。

The method to design the milling cutter is considered and the problems to which must be paid attention are proposed when machining the gear.

同时，文中讨论了在铣床上加工内斜齿轮所需解决的三个问题：即机床的调整、刀具的设计以及加工中干涉问题的检验等。

From the two sides of virtual radius and cutting speed, the efficiency and property of flat-end milling cutter in five-axis NC machining are analyzed.

从刀具有效半径和切削速度的角度，对平头立铣刀在五坐标自由曲面加工中的加工效率与切削性能进行了分析。

In this paper, the optimal design of disc\|milling cutter parameters is studied, based on analysis of machining helicoids used disc\|milling cutter, and the feasibility of this systems was validated by some examples.

在分析碟状铣刀铣削螺旋面的基础上，对刀具参数的优化设计进行了研究，并通过实例计算验证了此优化计算方法的可行

I only need to use 1 wheel of the milling machine once I am machining.

我只需要使用一车轮铣床，一旦我加工。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。