This paper introduced the state standard on which depended the traction lead acid storage battery manufacture and testing.
介绍了牵引用铅酸蓄电池的用途以及产品的制作、检验所依据的国家标准。
This paper introduced the state standard on which depended the traction lead acid storage battery manufacture and testing.
介绍了牵引用铅酸蓄电池的用途以及产品的制作、检验所依据的国家标准。
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