青青草免费无码_色婷婷狠狠97成为人免费_三级av中文字幕_亚洲欧美日韩精品不卡_国产亚洲福利第一页_69夜色精品国产69乱_不打码成人影片免费观看_av电影在线看不卡_一级特黄大片色视频i在线观看_精品久久av一二三区

The  two dimensional measuring instrument is used for high-magnification optical imaging of the object measured by an optical microscope.  After the CCD camera system sends the enlarged image of the object into the computer, it can efficiently detect the contour and surface shape, size, angle and position of various complex workpiece.  It is applied in quality testing to ensure that all parts are of high quality and conform to safety specifications.

Put the spare parts of the product into the two-dimensional imaging instrument to measure the appearance and size, compare with the appearance and size required by the drawing, and check whether the size and appearance are within the required tolerance range.