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pitch-black相关的网络例句

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与 pitch-black 相关的网络例句 [注:此内容来源于网络,仅供参考]

After each serial measurement, it is not necessary to change the relative position of the two pitch circle devices, so the process of mutual check is simplified and the measuring time is shortened.

针对此缺点,本文提出采用排列常角法实现正多面棱体和多齿分度台角分度误差的互检,不需要在每个测回完成后改变两个圆分度器件的相对位置,从而简化了互检过程,缩短了测量时间。

A drilled or cored and spaced equally around the pitch circle, which is concentric withthe bore

螺栓孔应为钻孔,均匀的分布在节距圆上,并与孔同心

The pitch circle is shown with dashed dotted lines.

分度圆用点画线表示。

Keywords aluminum wheel;hub studs;Pitch Circle Diameter;PCD;digital image processing

铝轮毂;螺栓孔;节圆直径; PCD;数字图像处理

Aim at disadvantages of traditional measuring methods,such as lower precision and complicated operations,a precise measuring method for pitch circle helix angle of involute spur gear by CMM was put forward.

针对渐开线圆柱斜齿轮分度圆螺旋角的传统测量方法精度低、操作复杂等缺陷,提出用三坐标测量机精确测量圆柱斜齿轮分度圆螺旋角的方法,介绍了其测量原理及步骤,并进行了测量精度分析。

From the runner balancing standpoint it is simpler by far to situate the impressions on a pitch circle diameter and feed each impression directly from the sprue via a runner rather than to incorporate a main and branch runner system.

从流道平衡的角度考虑,把型腔分布在圆周的等分点上直接从主流道通过分流道注入每个型腔的方法,远比通过一级分流道和二级分流道系统的方法简便。

The model′s rationality is briefly discussed,from this the mathematical formula for model′s parameters are derived such as pitch circle diameter,secondary current,effective depth of hearth,electrode diameter and operation tesistance etc.

文章简要地论述了此熔炼模型的合理性,并由此导出了极心圆直径、二次电流、炉膛有效深度、电极直径、操作电阻等模型参数的数学表达式。

When described as a distance of an arc on the engagement pitch circle, it is called "Circumference Direction Backlash", when described as the shortest distance between two opposing tooth surfaces is called "Normal Line Backlash".

当描述为齿间弧度距离时,也叫做"圆周向回程间隙"。当描述为两啮合面的最短距离时,也称作"常规线性回程间隙"。

We all know, unit type flexo printing machine in business card printing and membership card when requesting all Nano-imprint lithography drum, block drum of gear as far as possible in the gear mesh on the pitch circle, to ensure that working pressure stationary homogeneous.

家喻户晓,机组式柔印机在制卡和会员卡制息时给求所有压印滚筒、印版滚筒的齿轮都尽不定在齿轮的节圆上啮分,以包管处事不不不张力陡稳陡均。

This study refers to the conditions of practical powder metallurgy manufacture process, and proceeds to experiments and gear precision measurements as well as investigation on the effects of two parameters, powders and pitch circle radius, on gear precision. The relationship between gear parameters and gear surface deviations was derived from the mathematical model for the involute helical gears and the analysis of gear surface deviations.

本论文将采用实际上粉末冶金螺旋齿轮的制程条件,进行试作实验与齿轮精度的量测,以探讨粉末及螺旋齿轮之节圆半径这两个制程参数对於齿轮精度的影响;同时应用齿轮创成原理所推导之螺旋齿轮数学模式,配合齿面变异分析,求得齿轮设计参数改变量与齿面变异量之关系。

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She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了,但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场,你等着挨绳子吧!

Several theories about reigniting and extinguishing of the arc have been refered.

本文综合考虑了几种电弧重燃和熄灭理论。