leaded number 加铅数...leaded petrol 加铅汽油...cracked leaded gasoline 裂化含铅汽油...leaded bronze 含铅青铜...leaded fuel 加铅燃料;乙基化汽油...leaded zinc oxide 含铅锌白;铅化锌白(ZnO+碱...leaded zinc 含铅氧化锌;含铅锌白...double-leaded a.行距宽的...leaded up gasoline 加铅汽油...
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