- 相关词组
- electric mains[电] 总线;
- mains frequency电源频率;
- power mains动力干线;输电线;电源;供电网;
- mains unit供电整流器;
- mains supply干线供电,市电电源,交流电源;
- diversity receiver分集接收机;
- mains voltage电源电压;
- lighting mains照明网络;
- radio receiver收音机;
- mains side电源侧;
- water mainsn.给水干管,总水管( water main的名词复数 );
- mains failure电力网毁坏;
- blackbody receiver绝对黑体吸收器;
- mains switch电源开关,馈路开关;
- mains hold[医]帧扫与电源频率同步;
- mains transformer电源变压器;
- mains filter电源滤波器;
- television receiver电视接收机,电视机;
- air receiver储风筒;储气器;储气室;贮气箱;
- mains ripple电压脉动;
- 今日热词
- 热门搜索
- convey v.表达;传送;
- tang n.强烈味道;刺鼻气味;柄脚;特性;vi.使声尖锐;装刀柄于发出铿锵声;发出当的一声
- accuse v.指责,谴责;指控;
- stair n.楼梯;(楼梯的)一级;
- classmate n.同班同学;
- people n.人,人类;居民;人民;种族;vt.居住于,布满;使住满人,在…殖民;把动物放养在;
- drawing n.绘画;制图;图画;图样;v.绘画(draw的现在分词);拖;拉;拔出;
- few adj. 很少的;很少;(与复数名词和复数动词连用)有些;几乎没有的;pron. 很少;有些(人、事物、地方);(与复数动词连用)少数人;不和…一般多;
- except prep.除了…之外;conj. 除了;
- frequency n.频繁性;[数][物]频率,次数;频率分布;
- firmly adv.坚固地;稳固地;坚定地;坚决地;
- sympathetic adj.同情的;赞同的;招人喜爱的;