摘要
日本汽车标准组织（简称ＪＡＳＯ）已经批准了四冲程摩托车发动机油规格（ＪＡＳＯＴ９０３－９８）以及该油的摩擦试验方法（ＪＡＳＯＴ９０４－９８）。
The specification of four cycle motor engine oil (JASO T903-98) and its friction test method (JASO T904-98) had approved by JASO. This specification was compared with the former.
出处
《润滑油》
CAS
1998年第6期8-10,共3页
Lubricating Oil
