1·Effects of concentration of solids in liquid manure and amount of mixed sulfur bacteria liquid inoculated on bioleaching of heavy metals from pig manure were studied.
研究了粪液固体浓度和硫细菌混合菌液接种量对猪粪中重金属生物沥浸的影响。
2·The liquid manure is still a major source of environmental pollution, although the way of separating solid and liquid manure reduces the environmental effect in certain extent.
虽然采取固体粪便与液体粪水相分离的方法在一定程度上减少了对环境的影响，但液体粪水仍是污染环境的主要来源。
3·With simple structure, large scope of application and lower relative cost, they are 1/6 costs of the similar foreign products, making them become the first choice of all pastures' liquid manure pumps.
其结构简单，适用范围广，相对成本较低，是国外同类产品的六分之一，是各牧场首选抽粪工具。
4·Mainly used for transport of urban sewage, manure or liquid containing fiber.
主要用于输送城市污水，粪便或液体中含有纤维。