https://www.enginebasics.com/Engine%20Basics%20Root%20Folder/Crankcase%20Venting.html
没看懂,因此不知这类东西有啥作用:https://www.rr-racing.com/RR-Racing-Carbon-Intake-for-Lexus-XS350-p/isxitk0001.htm
懂的说一下?