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【多选题】
根据输送介质特性和生产工艺的不同，可采用不同的有害气体净化方法，确定净化方案的原则是( )等。A.
设计前必须确定有害物质的成分、含量和毒性等理化指标
B.
确定有害物质的净化目标和综合利用方向，应符合卫生标准和环境保护标准的规定
C.
净化设备的工艺特点必须与有害介质的特性相一致
D.
提供应急救援保障
E.
落实防火、防爆的特殊要求
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皮皮学刷刷变学霸
举一反三
【简答题】针对防晒化妆品,激发消费者的问题认识。
【单选题】The children in our family are always _____ to their elders.
A.
respectable
B.
responsive
C.
respectful
D.
respected
【简答题】The children in our family are always ______ (respect) to their elders.
【单选题】The Minister for Community Development thought long and hard about how to ______ the social problems of the poor areas.
A.
remedy
B.
relieve
C.
assist
D.
associate
【单选题】The children in our family are always _____________ to their elders.
A.
respect
B.
respective
C.
respectful
D.
respectable
【单选题】The children in our family are always ____ to their elders.
A.
miserably
B.
reflected
C.
valued
D.
respectful
E.
appreciated
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