求翻译：随着机械行业的快速发展，回转滚筒干燥机对国民经济的发展起着重要的作用，各种机械化干燥设备越来越广泛地得到应用。干燥设备又叫干燥器或者干燥机。是用于进行干燥操作的设备，通过加热使物料中的汽化逸出来，从而获得规定湿含量的固体物料。是什么意思？

With the rapid development of machinery industry, rotary drum dryer played an important role in the development of the national economy, drying equipment to get more and more widespread application of mechanization. Drying equipment called the dryer or dryer again. Is the equipment for dry operation

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Along with the mechanical profession fast development, rotates the drum drier to the national economy development vital role, each kind of mechanized dry equipment more and more widely obtains the application.The dry equipment is called the water extractor or the dryer.Is uses in carrying on the dry

With the rapid development of machinery industry, rotary drum dryer played an important role in the development of the national economy, drying equipment to get more and more widespread application of mechanization. Drying equipment called the dryer or dryer again. Is the equipment for dry operation

With the rapid development of machinery industry, rotary drum dryer played an important role in the development of the national economy, drying equipment to get more and more widespread application of mechanization. Drying equipment called the dryer or dryer again. Is the equipment for dry operation