The reasons causing distortion of machine toolslide guide during surface hardening was analyzed and the way to reduce distortion was offered and the good result is obtained.
对机床导轨表面淬火畸变的原因进行了分析，提出了控制机床导轨表面淬火畸变的措施，应用效果明显。
3
Of course, the question was followed by a flurry of responses suggesting creating a base set of images of each slide in the deck, and then using an image comparison tool to identify changes.