angles of geometric visibility of a lamp

The choice of the geometric angle of the cutter includes that of the front angle,the rear angle,the main deflection angle and the knife edge tilt angle.

刀具几何角度的选择包括前角、后角、主偏角、刃倾角的选择,以车刀为例,分别进行了介绍。

Drills with indexable inserts are a kind of new and efficient tools for hole processing,a mathematical model for dynamic geometry analysis of them is developed using vector-matrix approach.

　硬质合金可转位浅孔钻是一种新型、高效的孔加工刀具,本文作者采用向量矩阵法建立了可转位浅孔钻动态几何角度的数学模型,使用该模型可计算出浅孔钻在钻削加工过程中切削刃上各点的刃倾角、法前角、法后角及主偏角,为进一步研究可转位浅孔钻提供了必要的基础数据。

A mathematical model for static geometry analysis of drills with indexable inserts is developed.

采用向量矩阵法建立了可转位浅孔钻静态几何角度的数学模型 ,使用该模型可计算出钻头切削刃各点的刃倾角、法前角、法后角及主偏角 ,为进一步研究可转位浅孔钻的钻削力、钻削温度、刀片磨损等提供必要的基础数据。

The geometric angle of the blades of cutting tools is one of the difficult (complex) concepts in teaching the theory of metal cutting and cutting tools.

刀具几何角度是金属切削原理及刀具课教学中的一大难点 。

This paper presents an approach of geometric construction for indexable inserted form mills,which includes the modular structure design;the algorithm for profile height modification,the edge profile error evaluation and distribution of the geometric angles along the main cutting edges etc.

给出了可转位成形铣刀的几何造形方法 :它包括模块化的结构设计 ,廓形高度修正算法 ,刃形误差计算 ,几何角度沿主切削刃的分布情况

The geometric angles of the ball end milling cutter with plane face are analyzed.

分析了平前刀面球头铣刀的几何角度，给出了该铣刀的刀刃参数方程，推导了铣刀法向前角、刃倾角和主偏角计算公式。

It is also proposed to calculate geometric reliability with divided mesh method and coarse divided mesh method that can avoid dimensional disaster.

应用划分网格法与避免了维数灾的粗格子法求解几何可靠度;通过并行粗格子法求解可靠度时,将约束优化转化为无约束优化应用了外惩罚函数法。

angles of geometric visibility of a lamp

灯具的几何可见度角

Several Geometric Angles of the Blades of Cutting Tools An Experimental Teaching Method under Reformation Process

试谈刀具切削部分几何角度实验教学方法的改革

See the geometry section under for the triangle count table.

见“三角形表”下的“几何”章节。

LEDs offer flexible lighting that can change in intensity and colour.

LED可以自由调节灯具的亮度和颜色。

Geometry of Tangent Bundle with the Cheeger-Gromoll Metric;

具有Cheeger-Gromoll度量的切丛的几何

A Way of Distinguishing the Visibility on Escriptive Geometry;

画法几何中“可见性”判别的一种方法

Its orientation can be adjusted by means of five essentials-- who, what, when, where and why.

报纸可以借鉴新闻的五要素,“何人、事、时、地、何”这几个角度来考察并调整自己的定位。

Any of several instruments that measure atmospheric humidity.

湿度计测量大气湿度的几种器具的任何一种

Temperature Stress Coupled Field Analysis of Cutters with Various Cutting Angles

不同几何角度车刀的温度-应力耦合场分析

The reeds and bamboo certainly hadn't caught fire, he thought, so it wasn't very likely they could shine on anything, and besides "mournful sorrow" was something not even a searchlight could illuminate.

他想芦竹并没起火，照东西不甚可能，何况“凄悲”是探海灯都照不见的。

Geometric Conditions under Which 2×2 and 3×3 Inverting Matrices Can Be Translated into Diagonal Forms

二、三阶可逆矩阵可以相似对角化的几何条件

Many lanterns and toys appeared. Everywhere the sound of festive horns could be heard.

市面上突然出现了许多灯笼、玩具和爆竹，到处可以听见喇叭的声音。

We are ready to deliver any quantity of table lights from stock.

我们随时都可以从现货中运送任何数量的桌上型灯具。

Cube does not contain any visible measures

多维数据集不包含任何可见的度量值

Cube does not contain any visible dimensions

多维数据集不包含任何可见的维度

The irradiation time, the wavelength and intensity of visible irradiation light and many other factors have a great influence on the geometrical characteristics of flake silver powders.

可见光的辐照时间以及波长和强度等对所得片状银粉的几何特征影响较大。

a hand tool consisting of two rules that are hinged together so you can draw or measure angles of any size.

有两根铰合在一起的尺子组成的手工具，用它可以测量任何尺寸的角度。

MATHEMATICAL MODELS AND GEOMETRY ANALYSIS OF ARC CUTTING EDGE FOR THREE-POINT DRILLS

群钻圆弧刃的数学模型和几何角度分析