ASTM D 4858-2002 标准详情
- 标准号:ASTM D 4858-2002
- 中文标题:测定润滑油对改进二冲程循环汽油发动机预燃倾向的标准试验方法
- 英文标题:standard test method for determination of the tendency of lubricants to promote preignition in two-stroke-cycle gasoline engines
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2002-11-10
Two-stroke-cycle gasoline engines are generally more prone to preignition than are four-stroke-cycle engines due to the absence of the internal cooling that takes place during the induction stroke of the four-stroke-cycle engines. Preignition can lea
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