Sekutevera: 1, kuyera zvishandiso (dhayamuti micrometer, dial gauge, chimbo chenyemuranga) kusarudza kana kugara uchiongorora chirongwa ichi? 2, kuyera michina anogara achitarisa, wenguva dzose kuchinjana kunosarudzwa? 3, yenguva dzose, isina kujairika kuchinjana kwemidziyo yekuyera, kungave kuitwa kwe ...
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