Adopt measure to prevent the heat transmit between intake pipe and exhaust pipe, lower the intake air temperature to increase volumetric efficiency.
采取进、排气管隔热措施，降低进气温度来提高进气充量。
Cold air intake and how it works. A cold air intake is used to bring cooler air into a car's engine, to increase engine power and efficiency.
一个寒冷的进气是用来把冷空气进一辆油罐车的引擎，对提高发动机功率和效率。
It introduces some advanced technologies which increase the charging efficiency, such as the variable length of the intake duct, the variable valve stroke, the variable valve timing and so on.
介绍了可变进气道长度、可变气门升程及可变气门定时等提高充气效率的先进技术。
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