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Automatic compensation of workpiece positioning error is an important guarantee of high efficiency and accuracy.

工件定位误差自动补偿技术是其高效率、高精度生产的重要保证。

Must ensure that the car has concentric outer circle with the machine tool spindle (Micrometer can be measured on the surface of the workpiece has been processed on the side of the bus and bus).

必须保证已车外圆与机床主轴同心（可用千分表测工件已加工表面的侧母线和上母线）。

The upper part of the workpiece is conical.

这个工件的上部是圆锥形的。

According to theory of the conjugate curves and the envelope curve,the corresponding mathematic model of workpiece-tooth-curve was established.

并根据共轭曲线及包络线理论建立对应工件齿廓曲线的数模型，由二者的数学模型建立完全接触面积的算法。

The biggest characteristic of this model is that the hydraulic system pump station, operating console and working clamp installation table can be installed and connected in users sites and dived the test workpiece into the pond, can lift up and down, left and right two directions clamp worktables set 90 degree overturn function, especially suitable for gas pressure test.

本机型最大特点由液压系统泵站，操作控制台和工作夹紧装置台在用户现场安装连接，将试验工件潜入水池中目测，可上下升降，左右两向夹紧工作台设有90度翻转功能，特别适应气体压力试验。

For acquiring the mean line of workpiece profile,a new kind of digital smoothing filter based on cubic generalized spline function was proposed.

为了提取工件表面轮廓中线，给出了一种基于三阶广义B样条函数的数字光滑滤波器。

Thenew technics makes it easy to adjust the depth and length of workpiece throughadjusting the parameters of cycloid.

通过调整摆线的各个参数，可以方便地调整倒锥的加工深度及长度。

We can use adjustable cylinder to press the workpiece.

焊接速度无级连续可调，采用集群控制操作。

Grinding machine: for grinding flat or cylindrical workpiece, the outer surface of the grinder.

8研磨机：用于研磨工件平面或圆柱形内，外表面的磨床。

Metal heating, the workpiece exposed to the air, it often happens oxidation, decarbonization (ie, reduce the carbon content of the surface of steel parts), This is part of the surface properties after heat treatment has a negative impact.

金属加热时，工件暴露在空气中，常常发生氧化、脱碳(即钢铁零件表面碳含量降低)，这对于热处理后零件的表面性能有很不利的影响。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。