久久国产精品香蕉成人APP,忘忧草社区WWW日本高清,男生解开内衣揉捏胸视频

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    010-8205 5667 CN
    URBAN SLUDGE, WASTE RECYCLING
    2020.09.18 Services 599

    With the rapid development of economy and the improvement of living standard, urban household waste is increasing at a rate of 8%. Garbage has become a thorny problem in the development of cities and towns. It not only causes public hazards to society and environment, but also causes huge waste of resources. In the case of environmental strip heap sludge composting, under the principle of using the original facilities in the plant as much as possible, the original turning-over strip heap composting technology was modified with a small amount of work, so that the treatment capacity, fermentation speed, drying speed, fermentation temperature and odor control were significantly improved.

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    久久国产精品香蕉成人APP,忘忧草社区WWW日本高清,男生解开内衣揉捏胸视频