Whereas, this paper discusses two methods, the first way is that to blow away the rubbish using the high pressure gas, the second is to dig out the sludge with the automatic grab.
有鉴于此，探讨了两种方法：高压空气吹除法和智能型挖掘机械手清理法。
Whereas, this paper discusses two methods, the first way is that to blow away the rubbish using the high pressure gas, the second is to dig out the sludge with the automatic grab.
有鉴于此，探讨了两种方法：高压空气吹除法和智能型挖掘机械手清理法。
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