Umbhobho wentsimbi usetyenziselwa ukuhambisa ulwelo kunye nomgubo oqinileyo, utshintshiselwano lobushushu, iinxalenye zoomatshini bokwenza kunye nezikhongozeli, yinto yoqoqosho.Ulwakhiwo lolwakhiwo lwentsimbi kunye nentsimbi yentsimbi, intsika kunye nenkxaso yomatshini, inokunciphisa ubunzima, igcine i-20 ~ 40% yentsimbi, kwaye inokuqonda i-construal mechanized ...
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