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Systematic identification of maintenance responsibility of slopes in the territory , simar .

有系统鉴辨全港斜坡维修责任。

Systematic identification of maintenance and responsibility of slopes in the territories [ simar ] study .

系统性鉴辨本港斜坡维修责任研究。

The principle and construction features of simar drive series electric propulsion system .

系列电力推进系统工作原理及结构特点。