例句與造句

1. The effects of precursor concentration on the characterization of ntc thermistor nanopowders
   納米粉體及其熱敏電阻特性的影響
2. Zno nano - particles was made from precursor zn ( ac ) 2 . 2h2o through the method of sol - gel . the parameters for achieving the optimum technological conditions in making zno nano - particles were obtained by carefully observing the precursor concentration , amount of solvent and precipitants , the temperature on each stages and the behavior of reactors
   在制備過(guò)程中，研究了主鹽濃度、溶劑用量、沉淀劑用量、反應(yīng)各階段的工藝溫度，以及反應(yīng)器等因素對(duì)實(shí)驗(yàn)結(jié)果的影響，得出了制備zno納米微粒的最佳工藝參數(shù)。
3. It's difficult to find precursor concentration in a sentence. 用precursor concentration造句挺難的