1. The principle and system struture of switched reluctance generator (SRG) was introduced. 介绍开关磁阻发电机的基本工作原理、系统组成。
2. The structure of pollen wall provides many characteristics for systematic botany, among which the stratification, struture and ornamentation of extine is basel. 花粉壁的构造提供了若干在系统发育上有用的特征，其中外壁的层次、结构以及纹饰是基本的。
3. Steel-welded struture, hydraulic drive, rectum of knife beam is smooth and prompt by accumulator or nitrogen cylinder, with reliable performance and beauty appearance; 采用钢板焊接结构，液压传动，蓄能器回程，操作方便，性能可靠，外形美观；
4. The American social struture is characterized by its openness and mobility in both horizontal class constitution and vertical hierarchical status. 美国社会结构无论是横向上的阶级构成还是纵向上的等级地位都具有开放性、流动性的特征。
5. The American social struture is characterized by its openness and mobility in both horizontal class constitution and vertical hierarchical status. 美国社会结构无论是横向上的阶级构成还是纵向上的等级地位都具有开放性、流动性的特征。
