size phrase
英 [saɪz freɪz]
美 [saɪz freɪz]
【计】长度短语
双语例句
- Nano-ZrO_2 particle is made from industrial ZrOCl_2 · 8H_2O and analytical pure NH_3 · H_2O by chemical precipitation method. The mechanism that affects ZrO_2 powder size when adding surface active agent ( PEG) in different phrase is discussed.
以工业ZrOCl2.8H2O和分析纯NH3.H2O为主要原料，采用化学沉淀法制备了ZrO2纳米粒子，研究了不同阶段添加表面活性剂聚乙二醇（PEG）对ZrO2粉体颗粒尺寸的影响机理。