He is charging a storage battery.
他在为充。
He is charging a storage battery.
他在为充。
In this paper,a new-type thickening propenoic acid multipolymer used to be glassfibre bulkhead glue for storage battery was studied.
本文研究一种用作玻纤隔板胶新型具有增稠性丙烯酸多元共聚物。
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.
综述铅酸用碳素悬浊液制备与作用方式以在铅酸使用聚氧化乙烯烯丙基缩水甘油基壬基苯醚硫酸酯钠盐、香草醇和香草醛作用机理。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件观点;若发现问题,欢迎向我们指正。