He is charging a storage battery.
他在为蓄电池充电。
He is charging a storage battery.
他在为蓄电池充电。
In this paper,a new-type thickening propenoic acid multipolymer used to be glassfibre bulkhead glue for storage battery was studied.
本文研究
作蓄电池玻纤隔板胶的新型具有增稠性丙烯酸多元共
物。
Four new materials,such as carbon suspension,sodium sulfonate of polyoxyethylene allyl glycidyl nonyl phenyl ether,vanillyl alcohol,vanillin,etc,in lead-acid storage batteries were reviewed.
综述铅酸蓄电池碳素悬浊液的制备与作方式以及在铅酸蓄电池
氧化乙烯烯丙基缩水甘油基壬基苯醚的硫酸酯钠盐、香草醇和香草醛的目的及作机理。
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