The R 2 A 20112 is an interleaving dual - phase critical conduction mode PFC controller.R2A20112是一种交错双相临界导电模式PFC控制器.Temperature becomes uniform by heat conduction until finally a permanent state is reached.温度通过热传导变得一致，直到...
Copper is a good medium for the conduction of heat and electricity.铜是热和电的良导体.Temperature becomes uniform by heat conduction until finally a permanent state is reached.温度通过热传导变得一致，直到最终达到恒定状态。There is hardly any conduction...
用在泳池里游一阵后歇一阵的几个空当，她翻完了一本平装本言情小说。She flicked through a romantic paperback between occasional dips in the pool.这种书曾经畅销一时，现在推出了平装本。This title was a best seller and is now available in softback.这本书的平装本什么时候出版？When is it comin...
每年他们淘出大约1.5吨金子。Every year they panned about a ton and a half of gold.需要30万吨谷类补充库存。Three hundred thousand tons of cereals are needed to replenish stocks.数百吨石油溢出流入大海。Hundreds of tons of oil spilled into the sea....
埃利斯对有人指责伯克利的实验考虑不够周密感到气愤。Ellis bristles at accusations that Berkeley's experiment is ill-conceived.同样,他还是英特尔伯克利实验室的主管.He is also director of the Intel Research Berkeley Lab.他就职于加州大学伯克利分校.He works at the University o...
妈妈,我们谈话时你不必陪着.Mommy, you don't need to stay while we talk.尽管西比斯大发牢骚，但妈妈不会放她一马。Though Sybbis complained bitterly, Mama would not let up on her.她匆匆写了个便条告诉妈妈她已外出。She scribbled a note to tell Mum she'dgone out....