您要查找的是不是：
- The reduction in size of components and circuits for increasing package density and reducing power dissipation and signal propagation delays. 减少元件和电路的几何尺寸，以达到增加电路的封装密度、减少功耗和减小信号传播延迟的目的。
- The density of population in this city is very high. 这个城市的人口密度非常高。
- The sun sometimes spoils the propagation of radio waves. 太阳有时会影响无线电波的传播。
- The area had a population density of five people per square mile. 该地区人口密度为每平方英里五人。
- Emission and propagation of energy in the form of rays or waves. 发射以光线或波的形式发出和传播能量
- The density goes down exponentially with height. 分子密度随着高度的上升而指数衰减。
- The population density is evened out. 种群密度亦趋于均匀化。
- The propagation of animals or plants. 动物的饲养，植物的培植
- Reproduction and spread; propagation. 复制和散布；繁殖
- Density exceeded 100 nests per mile. 丝巢密度超过每英里100巢。
- Committee on Propagation of the Tradition! '优良传统发扬光大委员会'！
- Crack propagation usually begins slowly. 裂纹的增长常常是开始缓慢。
- Rose propagation has a long and rich history. 玫瑰繁殖有着悠久的历史。
- It may take some time for DNS propagation to occur. 等待DNS传播可能需要一段时间。
- The phenomenon is called anomalous propagation. 这种现象被称为异常传播。
- Studies on rapid propagation of Cornus alba'Aurea'. 金叶红瑞木快繁技术研究。
- In vitro Propagation of Adiantum raddianum Presl. 楔叶铁线蕨的离体快繁。
- The propagation material shall be confiscated. 繁殖材料应予没收。
- Sound Propagation in the Nocturnal Boundary Layer. 夜间边界层中的声传播。
- Forming and propagation of wave. 波的形成和传播。
