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【简答题】
既然有了国家排放标准,为什么还允许制订和执行地方排放标准?
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反馈参考答案：
举一反三
【单选题】It is you, rather than he, that for the accident．A．is to blame B．are to blameC．is blame D．ar
A.
It is you, rather than he, that____for the accident． A．is to blame
B.
are to blame
C.
is blame
D.
are blame
【单选题】It seemed that the water .
A.
was to blame
B.
was to be blamed
C.
should blame
D.
was blamed
【单选题】The drunk driver is _____ for the traffic jam _____ yesterday. [ ]
A.
to blame; occurred
B.
to blame; occurring
C.
to be blamed; occurred
D.
to be blamed; occurring
【简答题】有一天 “我”会对芒果街说再见,为什么“我”要离开?
【单选题】合成氨工艺中,为提高原料的利用率和降低成本,采取的最基本的技术措施是
A.
提高原料气的单程转化率
B.
减少弛放气的排放量
C.
减少设备的“跑、冒、滴、漏”
D.
采用循环流程
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