electric arcn.电弧electricadj.电的；电动的；带电的；刺激的n.电动产品electric mechanical couplin coefficent电气机械耦合系数electric operating power supply system电力操作电源系统electric power loads management system电力负荷管理系统electric drill for endoaural operation耳内手术用电钻electric cauterization of nasal mucosa鼻粘膜电烙术Electric absorption prospecting method电吸附找矿法electric power emergency eommunieation电力应急通信electric overhead travelling grab crane桥式电动抓斗起重机electric motive knitting carpet machine电动织毯机electric control automatic transmission电控自动变速器

1. From the beginning of the bucket update to the current variety of shapes, electric kettles product designers are facing a further challenge.
   由刚开始的桶形更新到现在的各种形状，电热水壶的产品设计师们面临着一个又一个挑战。