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风冷二冲程汽油机油清净性评定法(EGD)

Detergency test procedure for evaluating air-cooled two-stroke gasoline engine oil (EGD)
标准号:SH/T 0710-2001
Detergency test procedure for evaluating air-cooled two-stroke gasoline engine oil (EGD)
标准号:SH/T 0710-2001