Electric vehicle ( EV ) chargers are highly linear power system load.电动汽车 充电机是非线性的设备,工作时产生的谐波电流很高.The systematical design of the test stand for chargers is expounded.阐述了充电机试验台的系统设计,介绍了充电机性能试验的检测项目.All kinds of mobile pho...
All kinds of mobile phone batteries and chargers. Power equipment.各种手机充电器和电池. 电源开关设备.Our products include such accessories as batteries, chargers, keypads, housing, data cables and LCD screens.我们的产品包括等配件的电池, 充电器, 键盘, 住房,...
A man has been inquiring for you at the office.有个人在办公室一直等着要见你.The police are inquiring into the murder.警察正在调查这起谋杀案.All this helps children to develop an inquiring attitude to learning.所有这些都有助于培养孩子好学爱问的态度。Methods: The pri...
I was certain that love was quite enough to conquer our differences.我相信爱足以克服我们的种种差异。Man will conquer nature.人定胜天。Our purpose is not only to conquer nature but also to remake nature.我们的目的不仅要征服自然,而且还要改造自然.They became overh...
The components of a suspension bridge are: flexible cables, towers, anchorages, suspenders, deck and stiffening trusses.悬索桥有下列构件: 柔性索缆 、 索塔 、 锚固件 、 吊杆 、 桥面、加劲桁架.Gone are the support suspenders and gaudy steel rings that ...
作品简介: 女孩静静地站在那儿,就象一棵小小的白杨轻盈飘逸.INTRODUCTION: The elegant girl stands there quietly like a small white poplar.山中野生植物资源丰富,盛产柏 、 白杨、云杉等木材.There are abundant wilding plant resources including cypress, poplar and spruce.风吹着白杨树...