Subject the specimens to the number of test cycles, usually 1000, under the set load, usually 1kg. Reweigh the dust free panels and resurface the abrading wheels.
设定样品检测的转数，通常为1000转，负荷为1公斤，重新称量无尘样板及处理磨耗轮表面。
2
Without changing the tare on the balance, remove the undersize microspheres that have fallen through and reweigh the sieve assembly with the retained microspheres.