hackly surface造句

例句与造句

1. from the emission spectra of coumarin 102 ( c102 ) in different conditions, it showed that c102 molecule existed single in both the composite material films . the sample catalyzed by acid had flat surface and dense structure but it had hackly surface and open structure catalyzed by the alkali
   香豆素102（ci02）在不同状1态下的荧光分析表明，无论是碱还是酸催化所得薄膜复合材料，ci02分子在其中基本都以单体的形式存在。
2. It's difficult to find hackly surface in a sentence. 用hackly surface造句挺难的