Didara
Awọn boolu wa ni lẹsẹsẹ nipasẹ ọpa yiyan ati ṣayẹwo nipasẹ aṣawari abawọn oju oju opiti.Ṣaaju iṣakojọpọ awọn ayẹwo awọn bọọlu lati inu pupọ ni lati firanṣẹ fun ayewo ikẹhin lati ṣayẹwo fun aibikita, iyipo, lile, iyatọ, fifuye fifun ati gbigbọn ni ibamu pẹlu boṣewa.Ti gbogbo awọn ibeere ba pade, ijabọ ayẹwo yoo ṣee ṣe fun alabara.Yàrá fafa ti wa ni ipese pẹlu awọn ẹrọ konge giga ati ẹrọ: Rockwell hardness tester, Vickers hardness tester, crushing machine load, roughness mita, roundness mita, comparator diameter, microscope metallographic, vibration wiwọn irinse, ati be be lo.