本文对在中学开展网络化教学作了较为深入地研究和探讨.This essay aims at further study of E - teaching - and - learning at the middle school.自动化 、 网络化和信息化是目前电力行业发展的主流.Automation, networking and informationization are the mainstreams of the power in...
He raced to pick up the lifejackets while his stepmother sent out a Mayday call.他的继母发出无线电求救信号的时候，他飞跑着去拿救生衣。Mayday! Mayday! - All right now, everybody, get in crash positions!救命! 救命! - 好的,现在, 所有人, 做好坠机姿势!That's the p...
坦克停了下来，长长的炮管转过来瞄准了山脊。The tank stopped with the long snout of its gun turned to the ridge.火焰温度较低, 因而可使炮管寿命较长.The flame temperature is lower, thus giving a longer barrel life.二战时期的重型火炮的炮管,也是这么工作的.The heavy gun barrels of W...