Blue-NG, the joint venture developing the UK projects, aims to reduce costs by combining the turboexpander with a combined heat and power (CHP) engine, which generates both electricity and heat.
Blue - NG，一家开发英国项目的合资公司，打算使用搭配涡轮放大器的同时，搭配上能产生电和热的热电联产发动机，从而达到削减成本的目的。
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This hardly ever happens out of the blue: there are usually warning signs such as noise, vibration or heat.