通过对谐波电流放大机理的分析,结合实例说明了电力谐波对无功补偿电容器的危害,为煤矿安全使用电容无功补偿装置提供了借鉴.
AS recently as twenty years ago there was nil likelihood of.seeing an overweightperson on any Chinese street. Hardphysical labor and limited rationswere among t
以高温固相反应法合成了质子导电性氧化物陶瓷SrCe0.9Yb0.1O3-α.粉末XRD结果表明,该陶瓷样品为单一斜方相钙钛矿型结构.以陶瓷样品为固体电解质、多孔性铂为电极,采用交流阻
用荧光相图法分别研究了脲和盐酸胍诱导卵清溶菌酶去折叠的过程.当变性体系中无还原剂2-巯基乙醇存在、脲浓度从0变化至4.0 mol/L(或盐酸胍浓度从0变化至3.0 mol/L)时,溶菌酶
营一级单位是联结旅团领导机关和连队的桥梁和纽带,营级思想政治工作由于其特殊地位而富有鲜明的特点。有针对性地做好营级思想政治工作,对于加强营一级建设,提高部队战斗力具有
数字调音台是一种利用计算机实现了多种自动控制、记忆和存储功能的音频设备,本文着重介绍了它的特点与主要功能.
<正> AT six o'clock in the morning, when most people are still slum-bering, 15-year-old Ye Yi has already gotten up to prepare for the day's training. W
论述了利用存储器类IC卡的直流工作特性在IC卡的读写接口设备上辅助识别合法IC卡的一种鉴别方法,并以智能存储芯片SLE4406为例,详细阐述了存储器类IC卡工作时的电流特性在安全
Confucius Great educator, thinker, and founder of Confucianism, Confucius(551-479 B.C.) is regarded as having had the greatest innuence on the development of C