午夜精品久久久久久99热7777-午夜精品久久久久久久-午夜精品久久久久久久2023-午夜精品久久久久久久99-亚洲aⅴ久久久噜噜噜噜-亚洲aaaa级特黄毛片

Scientific and environmental storage of livestock manure is conducive to the protection and improvement of the agricultural environment. The establishment of an environmentally friendly manure storage tank for the safe storage of manure materials can reduce agricultural environmental pollution. Adding stirring device can shorten the time of natural fermentation.

①Steel plate and glass steel structure of the manure tank

② precast concrete structure of the manure tank

③ impermeable cloth structure of the manure tank

④ the reservoir of cast-in-place concrete structure

⑤ mobile mixing device

⑥external fixed stirring device