point-source distribution

基本解释

The study on watershed distribution of agricultural non - point source pollution is important to improve environmental quality.
农业非点源污染的流域分配研究对于提高环境质量具有重要的现实意义。
Water will often be pumped from the source to an elevated point to allow gravity-feed distribution. Planning of the site should take this into account.
通常采用的重力给水方式，需要用水泵从水源把水抽取到高处，在规划安置点时应当考虑到这一点。
The creative point of the paper is that the distribution of the temperature inside the laser crystal and the thermal focal length with Gauss pump source in 4-order approximation were deduced.
创新点在于解析计算了激光晶体在高斯泵浦源下四阶近似下的温度场分布和由于温度梯度引起的热透镜焦距。