originating material meaning in Chinese
自产原料
Examples
- The activation energies of crystal growth were calculated to be 15 . 9kj mol " 1 and 148 . 7kj mol " 1 respectively . cerous nitrate as originating material , ammonium hydrogen carbonate as precipitator , nanocrystalline cec > 2 powders were prepared by precipitation process . during the experiment , reacting solution was heated by microwave energy
采用碳酸氢铵作为沉淀剂，聚乙二醇等表面活性剂为保护剂，采用逐滴加入沉淀剂，微波加热代替传统加热的均相沉淀法，制备出了粒度小、分散性好的ceo _ 2纳米粉体。