让他给家具除尘并把它们擦亮。Let him dust and shine the furniture.真空吸尘器靠抽吸除尘。Vacuum cleaners work by suction.经实际测试表明, 机组的除尘效率达99.Finally , through the actual test, unit's collection efficiency reaches above 99....
高于100英尺的土堆都叫高山.A mountain is any hill 100 feet above sea level.马在这个石土堆的另一边, 看上去比先前更加恐惧.On the other side was the horse, more frightened than ever.马在那个石土堆的另一边, 看上去比先前更加恐惧.On ot It'side were the horse, abundance frigh...
Losing cells is the main defect of image communication under ATM.信元丢失是异步转移模式(ATM)环境下图像通信的主要缺点.On Key Technologies of the On - Board ATM Switching Satellite Communications System.星上ATM交换卫星通信系统的关键技术研究.ATM adaptor is the ke...