平面度

Keywords GPS;feature;flatness;surface model; duality principle ;VE100

要素；平面度；表面模型；对偶原理；VE100

Isoclinic interferometer was rebuilt with machine vision technology to realize fast flatness measurement of optical flat.

为实现平晶平面度的快速测量，运用机器视觉技术对等倾干涉仪进行改造。

In the chapter one, the machining technology of base plate of the magnetic disk is studied.

磁盘基片因加工表面残留应力等原因而引起的变形造成平面度超差是实际生产中长期不能觧决的技术问题。

The virtual instrument technology make it possible to check the flatness error in minimum condition with the PC's powerful ability in data processing.

虚拟仪器技术借助计算机的数据处理能力，使最小条件下平面度误差的测量评定可以简单实现。

Use:In coordination with the leveling instrument,optical flatness measuring instrument and electronic leveling instrument to test the flatness of plate,leveling ruler,machine tool working platform ,guides and precision workpiece.

用途：用途：配合水平仪、光学平直仪、电子水平仪用来检测平板、平尺、机床工作台、导轨和精密工件的平面度。

In coordination with the leveling instrument, optical flatness measuring instrument and electronic leveling instrument to test the flatness of plate, leveling ruler, machine tool working platform, guides and precision workpiece.

配合水平仪、光学平直仪、电子水平仪用来检测平板、平尺、机床工作台、导轨和精密工件的平面度。

The common segmentation methods of cloud data were discussed in the paper. Considering the characteristics of autobody surface, a method for region segmentation algorithm according to the quantity planarity was proposed.

探讨了点云数据的常用分割方法，结合车身曲面特点，研究并实现了一种点云分割的算法－基于平面度的直接分割方法。

Slings the strobe whole to installs the position, causes the strobe to take place, with inflates the stud to fix the floodgate frame on the wall, and with hangs the plumb bob line and horizon's method inspection strobe installs whether conforms to flatness and the verticality is 0.5~1% request

将闸门整体吊起至安装位置处，使闸门就位，用膨胀螺柱将闸框固定在墙上，并用吊铅锤线及水平仪的方法检查闸门安装是否符合平面度和垂直度为0.5～1%的要求

While the plane is measured by using the cylindricity measuring instrument and square ,the data acquisition should be done at the same time.

首先利用圆柱度仪和角尺对被测件进行测量，同时采集原始测量数据，然后利用最小二乘法实现平面度误差的评定。

Made according to Standard JB/T7974-99,material Ht250,woking surface made by skiving,used to test the straightness and flatness of workpiece,Environmental temperature 20±5℃ when using.

按JB/T7977-99标准制造，材料HT250，工人面采用刮研工艺，是用来测量工件的直线度和平面度的量具，使用温度（20±5℃）。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。