液压支架用方向阀特性试验技术及装置研究

赵忠辉

Characteristic Test Technology and Equipment of Direction Valve Used by Hydraulic Powered Support

ZHAO Zhong hui

液压与气动 . 2015, (11): 59 -62 . DOI: 10.11832/j.issn.1000-4858.2015.11.012