要求埃克·西尔能源公司关掉这个地区的四个燃煤发电机组，把另一个燃煤机组更换为燃气机组，并新建一个燃气发电厂，以符合联邦的清洁能源标准。
It calls for Xcel Energy to close four coal-fired units in the region, switch another to natural gas and build a gas-fired plant to help meet federal clean-air standards.
以某发动机和压缩机的实测数据为依据，对一燃气机驱动空气-水热泵机组建立了模型。
A model of a gas engine driven air to water heat pump based on the measured data of the gas engine and compressor was established.
介绍了燃气吸收式冷温水机组、燃气机驱动的冷水机组和除湿冷却式空调机的优点。
Present the advantages of gas-fired absorption chiller-heater, gas-engine chiller and desiccant cooling system.
介绍了燃气吸收式冷温水机组、燃气机驱动的冷水机组和除湿冷却式空调机的优点。
Present the advantages of gas-fired absorption chiller-heater, gas-engine chiller and desiccant cooling system.
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