The castoff produced in pig industry pollutes the air, the water, the soil and so on.规模养猪生产过程中产生的废弃物可对大气 、 水体和土壤等造成污染, 降低环境质量.Heavy industry pollutes our rivers with noxious chemicals...重工业产生的有毒化学品会污染我们的河流。Heavy industr...
Heavy industry pollutes our rivers with noxious chemicals.重工业产生的有毒化学品会污染我们的河流。Heavy industry pollutes our rivers with noxious chemicals.重工业产生的有毒化学品会污染我们的河流。In understanding indoor air main volatile organic matter pollut...