This text introduces its control system constitute and main control parts function and structure characteristics.
本文介绍其控制系统的组成及主要控制部件的性能和结构特点。
In order to explore the speed skaters' characteristics of physique structure and function, this paper USES color Doppler Blood Stream Picture Instrument to inspect left ventricle of 21 speed skaters.
为了探究速度滑冰运动员形态结构与功能特征，利用彩色多普勒血流显像仪对21名速滑运动员的左心室进行检查。
This paper presents in brief the function, the structure and some characteristics of the package.
本文就该软件的功能、结构及特点作了简短的介绍。
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