例句與造句

1. The element release rates under different reburn condition have been discussed . in order to determinate the combustion and burn out characteristics of the reburn fuel , the combustion experiments of the collected ash samples have been carried out in a thermal gravimetric analyzer
   發(fā)現(xiàn)在反應(yīng)時(shí)間小于0 . 2秒時(shí)，煤中各元素具有較高的消耗速率；在反應(yīng)時(shí)間超過(guò)0 . 2秒后，各元素的消耗速率下降。
2. It's difficult to find ashed sample in a sentence. 用ashed sample造句挺難的