Circuit Drawing CAD is a useful tool with which electric engineers design circuit elements drawingsCircuit Drawing CAD is a useful tool with which electric engineers design circuit elements drawings
基于电路理论和CAD技术，详细阐述了一种适合于城市轨道交通牵引供电系统的仿真分析法。
Circuit Drawing CAD is a useful tool with which electric engineers design circuit elements drawingsCircuit Drawing CAD is a useful tool with which electric engineers design circuit elements drawings
基于电路理论和CAD技术，详细阐述了一种适合于城市轨道交通牵引供电系统的仿真分析法。
Circuit Drawing CAD is a useful tool with which electric engineers design circuit elements drawingsCircuit Drawing CAD is a useful tool with which electric engineers design circuit elements drawings
基于电路理论和CAD技术，详细阐述了一种适合于城市轨道交通牵引供电系统的仿真分析法。
a small vehicle like a motorcycle with three or four wheels and an electric engine, designed for peoa small vehicle like a motorcycle with three or four wheels and an electric engine, designed for peo
电动代步车 She is disabled, but can take her daughter to school using her mobility scooter. 她身有残疾，但是可以用她的电动代步车送女儿上学。
Steam engines have given way to electric engines.Steam engines have given way to electric engines.
现在蒸汽机已由电气引擎取代了。
Xi'an Electric Engineering Company Limited.Xi'an Electric Engineering Company Limited.
西安西电国际工程有限责任公司。
