tery

1

Laparoscopic treatment of polycystic ovary syndrome with insulated needle cau tery : clinical anaylsis of 46 cases

多囊卵巢综合征所致不孕症的腹腔镜治疗&附46例分析
2

The rolling expansion technology and continuous grid casting system were introduced and analyzed with respect to their technical aspects , and in particular , the test results obtained from the final product-bat - tery consisted of the rolled expanded grids were comprehensively evaluated .

分析了连铸式板栅和扩展式板栅系统的主要技术环节，尤其对扩展式板栅的最终产品蓄电池的试验结果给予了综合评价。
3

This paper presents operation principles and characteristic curves of mainte - nance-free batteries and technical schemes of the products . Comparing with a lead acid bat - tery and a cadmium nickel battery , the paper describes the main characteristics of DC cabi - net of maintenance-free batteries .

本文重点介绍免维护蓄电池的工作原理和特性曲线，以及作者所在厂产品技术方案.通过与铅酸蓄电池和镉镍电池的比较，说明了免维护蓄电池直流屏的主要特点。