受热气体通过水中的盘管输送。The heated gas is piped through a coil surrounded by water.水可以用管子输送.The water may be carried by means of a pipe.根将水分和养料输送到干和枝.The roots transmit moisture and nutrient to the trunk and branches....
We shall take the typical emitter - to - base resistance as about 250 ohms.我们取发射极基极电阻的典型值为250欧姆左右.We have been considering the transistor with a current fed into the emitter.我们所研究的晶体管都是把电流馈入发射极.The base region is always ...
The best part of his expedition had been the rediscovery of his natural passion for making things.他这次探险的最大收获就是重新发现了自己对动手制作物品与生俱来的热忱。They are the rediscovery of teachers, green model of educational development and continu...