液压支架
hydraulic power support
hydraulic pressure stand
hydraulic powered support
hydraulic support
hydraulic supports
hydraulic bracket
hydraulic timbering
Support
hydraulic suport
powered supports
powered support
shield powered support
hydrulic shield
shield
Spatial load analysis
视最大高度
apparent maximum altitude
轮廓最大高度
Maximum height of outline
专用液压支架
special hydraulic powered support
液压支架用阀
Valve for Powered Support
液压支架研制
Development of powered support
高端液压支架
advanced hydraulic support
high rank hydraulic powered support
最大高度求纬度
latitude by maximum altitude
轮廓最大高度Rmax
the maximum height of the outline Rmax