The pergence zone in channel is a type of linking structure.
明渠急流扩散段一种连接结构,扩散区的流动相当复杂。
This thesis puts forward a new kind of method of inductor fabrication, whose internal down-lead adopts ohm contact formed by the boron heavily doped region and the Au evaporated.
本文提出了一种在硅杯表面采用浓硼扩散区与镀金属膜形成的欧姆接触电极作为内引线的硅基电感的新制造方法。
Employing the succession series of Kandelia candel Aegiceras corniculatum community in non indigenous species Sonneratia apetala extension area as resource axes,and with three commonly used calculation formulae,this paper determined the niche breadth and overlap of mangrove populations.
采用 3种常见的生态位宽度和生态位重叠计测公式 ,以外来种无瓣海桑扩散区的秋茄 +桐花树群落演替系列作为资源轴 ,定量计测了几种红树植物的生态位宽度和重叠值 。