例句與造句

1. The nanoparticle titanium dioxide was prepared with tnb as raw material by the sol - gel process , the effects of the alcohol salt concentration the kind of solvent the water volume hydro1yze temperature . the dried ways of the wet gel and the calcined temperature of the dry gel on the specific surface area . particle size
   本文以鈦酸丁酯為前驅體，利用溶膠?凝膠法制備了納米級的tio _ 2粉體材料，通過正交實驗研究了醇鹽的濃度、溶劑的種類、水含量、水解溫度、干燥條件和煅燒溫度等工藝條件對納米粒子的比表面積、粒徑大小及分布、晶相組成等性能的影響。
2. It's difficult to find calcining temperature in a sentence. 用calcining temperature造句挺難的
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