Since the late 1960’s problems of emission control and waste disposal have sharply reduced the appeal of coal-fired power plants.

从1960年以来，排放控制和垃圾处理的问题极大地削弱了燃煤电厂的魅力。

youdao

The paper introduces a data transmission method for wireless testing of oilwell underpit parameters (pressure and temperature) and low power consuming control circuits of underpit emission devices.

介绍一种油井井下参数（ 压力、 温度）无线测试的数据信息传输方法及井下发射装置低功耗控制电路。

youdao

Control power consumption by enterprises with heavy energy consumption and emission and by industries with surplus production capacity.

控制高能耗、高排放企业和产能过剩行业用电。

youdao

That change, called the Maximum Achievable Control Technology, or MACT, rule requires that coal- and oil-fired power plants reduce pollutant emission rates significantly.

CNN: The war over coal is personal