per cent 20%是什么意思

用法例句

The application of scale for AutoCAD2000;

AutoCAD 2000中有关比例的概念及应用

Gold Section Scale and its Application in Road Design;

黄金分割比例及其在道路设计中的应用

The Difference Between New and Old National Standard on Scales;

《比例》新旧国标的区别

To reduce the electricity proportion in caustic soda cost as soon as possible;

尽快缩小电费占烧碱成本的比例

Paeonia in Combination with Chinese Angelica for Menalgia: Study on the Compatible Proportion;

芍药、当归配伍治疗痛经的比例研究

Human, Measure Scale and Proportion——Finnish Master Architect Blomstedt and Pythagoras Harmony Tradition;

人、尺度和比例——芬兰设计大师布隆斯泰特与毕达哥拉斯式和谐的传统

A selection of optimized ratio of the protoplasmic and fibrous astrocytes to the directional differentiation of neural stem cell;

原浆型星形胶质细胞调控神经干细胞定向分化的优化比例筛选

The control of ratio-controlled circuit on telescope;

比例控制电路对天文望远镜的控制

The Influences of Different Ratio of Basic Tiller Fertilizer to Ear Granule Fertilizer on Ear Forming Rate and Output in Rice Seedling Throwing;

不同基蘖肥与穗粒肥比例对水稻抛秧成穗率及其产量的影响