这些点滴的情况联系起来就使人看得出谁是贼.These pieces of information link up to suggest who the thief was.通过点滴善行来表达你的谢意.Show your appreciation by little acts of kindness.知识的点滴增长都会增进我们对世界的认知。Each increment of knowledge tells us more of our w...
单支红色发光二极管表示电源已接通。A single red LED shows that the power is switched on.按这种方式使用的二极管叫做整流管.A diode used in this manner is called a rectifier.二极管早已作为常规器件应用于多种电路中.The diode is used routinely in many kinds of electronic circuit...