例句與造句

1. Upper cutter roller holder and upper line pressing roller holder are controlled pneumaticaly , so there is no need to cut paper board and stop for order change
   上刀?座與上壓線?座升?以氣壓方式控制，故在?換訂單時(shí)?必?斷紙板及停機(jī)
2. It's difficult to find roller holder in a sentence. 用roller holder造句挺難的