premium grade gasoline 高级汽油 ; 无铅汽油
non premium grade gasoline 非高级汽油
·2,447,543篇论文数据，部分数据来源于NoteExpress
Usually, switching to the mid-grade or premium-grade gasoline will remove the knock.
通常，切换到中等或以超值的汽油会删除敲。
youdao
It takes a double-size margin on premium gas, but the highest grade represents only 2% of its gasoline sales, versus 7% industrywide.
FORBES: Inconvenience
应用推荐
模块上移
模块下移
不移动