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1)  rain particles
雨粒子
1.
The applicable attributes have been analyzed with reference to the rain particle system and the rain particles, in accordance with the basic principles of particle systems.
本文基于粒子系统的基本原理分析并提出了适用的雨粒子系统和雨粒子的属性 ,采用了把雨粒子产生区域定义为一个视图体顶部的外接长方体、用象素点和直线作为雨粒子的形状、降落过程的重力作用模拟、用粒子组实现雨粒子的连续补充和雨粒子的降落高度检测等新的方法及算法。
2)  rain and snow particle system
雨雪粒子系统
1.
A real-time rain and snow particle system was designed based on the physical model of raining and snowing.
在建立降雨、降雪过程数学模型的基础上,设计了实时雨雪粒子系统。
3)  particle size of raindrop
雨滴粒径
1.
Since 18th century, people has found out several methods for observing the particle size of raindrop, among which, the method of filter paper colored patches is easy operation, low cost and being widely used up to now.
18世纪以来 ,人们探索出了许多观测雨滴粒径的方法 ,其中滤纸色斑法操作简便、成本低廉 ,至今仍被广泛应用 ,但传统的数据处理方式不仅工作冗繁 ,而且存在较大误差。
4)  Radar and rain-gauge and parsivel
雷达-雨量计-粒子激光探测仪
5)  rainfall factors
降雨因子
1.
The rainfall factors have decisive influence on the amount of soil erosion.
降雨因子对水土流失量起着决定性的作用。
2.
The correlation between rainfall factors and runoff and sediment are analyzed by using grew correlation analysis.
通过生物措施、工程措施和耕作措施对滇中地区典型小流域———王家箐进行综合治理,对治理前后气象、水文、水土流失资料进行观测,运用灰色理论分析了降雨因子与产流、产沙的关联性。
3.
Based on locating observation in Jinyun Mountain region during 2004-2006,the relation between the rainfall factors and surface runoff of 4 typical forest vegetation types including coniferbroad leaved mixed forest,evergreen broad-leaved forest,phyllostachy pubescens forest and scrub was analyzed.
根据2004-2006年在缙云山地区的定位观测数据,分析降雨因子与针阔混交林、常绿阔叶林、楠竹林和灌丛4种典型森林植被类型地表径流量的关系。
6)  seed rain
种子雨
1.
Composition and seasonal dynamics of seed rain in broad-leaved Korean pine (Pinus koraiensis) mixed forest,Changbai Mountain;
长白山阔叶红松(Pinus koraiensis)林种子雨组成及其季节动态
2.
On seed rain and soil seed bank of Larix olgensis in montane regions of eastern Liaoning Province,China;
辽东山区长白落叶松(Larix olgensis)种子雨和种子库
补充资料:初级粒子和原级粒子
分子式:
CAS号:

性质:又称初级粒子和原级粒子。利用各种化学反应方法得到的最初粒子(晶粒)。一次粒子的大小约为0.005~1μm,比筛分的极限小得多,在介质中有相当高的稳定性。

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