plumbous hyposulfite
连二亚硫酸铅
Plumbous acid, nickel cadmium, nickel hydrogen battery combination pulse battery charger
电动自行车用铅酸，镍镉，镍氢电池组合脉冲充电机
The paper introduces a new method for the preparation of anhydrous plumbous acetate in the laboratory which is very convenient and saves time.
以甲苯为脱水剂，制备无水醋酸铅实验室制法。
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