詞語：unmechanical
unmechanical的同義詞
a. nonmechanical
unmechanical的參考例句
1.The results show that the smoke spreads quickly and the temperature ascend fast under the case of unmechanical-ventilation form. The ventilation system has effective function. 結果表明，地鐵島式站台在沒有開啟機械通風的狀況下，煙氣蔓延極其迅速，火場溫度上升極快，地鐵站台安裝合適的強制通風煙控系統能在火災中發揮有效的作用；