While all states face similar industrial waste problems, the predominating industries and the regulatory environment of the states obviously determines the types and amounts of waste produced, as well as the cost of disposal.
all states face similar industrial waste problems, the predominating industries and the regulatory environment of the states obviously determines
each state faces a similar industrial waste problem, their predominant industries and regulatory environment obviously determine
all states face a similar industrial waste problem; their predominating industries and regulatory environment obviously determines
each state faces similar industrial waste problems, the predominant industries and the regulatory environment of each state obviously determines
all states face similar industrial waste problems, the predominant industries and the regulatory environment of each state obviously determine
对啦
登录 或 注册 后可以参加讨论