GB/T 21405-2008
ActiveReciprocating intenal combustion engines - Determination and method for the measurement of engine power - Additional requirements for exhaust emission tests in accordance with ISO 8178
往复式内燃机 发动机功率的确定和测量方法 排气污染物排放试验的附加要求
往复式内燃机 发动机功率的确定和测量方法 排气污染物排放试验的附加要求