丰满少妇大力进入av亚洲_麻豆成年进入人口_人妻办公室被强奷日本_免费观看新欧美电影_午夜电影在线观看免费完整版_国产无码中文字幕_天然素人在线观看_天天夜夜性恔免费视频_精品无码国产中文一区二区_内射少妇后入中出射子宫视频

In-process measuring system for inner diameter with digital feedback function. In the use of measuring continuous surface on an inner diameter. G91F will receive the final size of already grinded workpiece and adjust its parameters according to the feedback values to achieve a higher precision and a better product consistency. G91F is the measurement and control electronic unit, K68 is the measuring head for inner diameter. Typical application: to grind the inner diameter of bearing.