他们在一起少不了欢乐和嬉戏。Their relationship is never short on fun and frolic.她使他们的童年充满欢乐，无忧无虑。She had made their childhood so joyous and carefree.人们的脸上洋溢着无尽的欢乐。There was unrestrained joy on the faces of the people....
The substation equipped with a transformer of 500 KVA is at the south of the plant.在工程的南边有一座装有五百千伏安变电器的变电站.Keep away from the transformer.不要靠近那个变压器.Electromagnetic winding, motor, high temperature transformer , electric ...
This paper briefly expounds the technological design and smelting process of ZCuZn 40 Mn 3 Fel.主要论述了锰黄铜熔炼工艺设计及熔炼过程.Expounds liquid level control system of flotation machine and its industrial test.介绍浮选机矿浆液位控制系统及其工业试验过程.T...
池塘里混养着金鱼和鲤鱼.The pond contains a mixture of goldfish and carp.他们看见一条小鲤鱼在河里迅速地游着.They saw a little carp swimming swiftly in the stream.鲤鱼生活在湖里.Carp live in the lake....