methanol lead-free gasoline 甲醇无铅汽油
Lead-free gasoline additive 无铅汽油添加剂
alcohol lead free gasoline 醇类无铅汽油
lead free gasoline 无铅汽油
In the recent years, the widespread use of lead-free gasoline and pesticides, such as manganese ethylenebisdithiocarbamate, has increased the content of Mn in the environment and the exposure to Mn in the common population.
近年来,随着无铅汽油和农药代森锰等的广泛使用,造成环境中锰的含量逐渐升高,增加了普通人群的接触机会。
参考来源 - 锰中毒致小鼠运动功能障碍及相关分子机制·2,447,543篇论文数据，部分数据来源于NoteExpress
Rhenium is used to make high-temperature alloys for jet engine parts and in high-octane, lead-free gasoline.
铼可以用来制造喷气式发动机的耐高温合金部件，也是高能量的无铅汽油的成分。
In addition, the lead free gasoline is being used in the engine, so vavle seat insert (VSI) must be made by scpecial materials.
燃料改用无铅汽油以后，阀座部分必须用特种材料制造的镶圈来补强，这种镶圈就是通常所谓的阀座圈。
Please fill up my gasoline tank with lead free premium gas.
请加满油箱-无铅高级汽油。
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