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Method for recycling and processing household garbage sewage, involves separating collected garbage into organic matter and inorganic matter, and filtering garbage accommodated in pit tank using mechanical filter screen. 专利
申请日期: 2013-01-01, 公开日期: 2013-12-04
作者:  QIAO D
收藏  |  浏览/下载:3/0  |  提交时间:2019/12/13
Semiconductor laser array 专利
专利号: JP1988255988A, 申请日期: 1988-10-24, 公开日期: 1988-10-24
作者:  YAMADA KUNIO
收藏  |  浏览/下载:3/0  |  提交时间:2020/01/13


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