跨度^S
起重机高度^H
起重机宽度^B Crane width
小车轨距^K
大车（起重设备）基距^W
小车基距^W c
缓冲器高度^ Buffer height
主梁底面位置^ Position of bottom plan of main girder
司机室底面位置^ Position of bottom plan of cab
主钩上极限位置^ Main hook approach to cane rail top
副钩上极限位置^ Auxiliary hook approach to cane rail top
主钩左极限位置^ Main hook approach to cane rail top left side
主钩右极限位置^ Main hook approach to center of crane rail right side
副钩左极限位置^ Auxiliary hook approach to center of crane rail left side
副钩右极限位置^ Auxiliary hook approach to center of crane rail right side
司机室水平位置^ Distance between cab and rail
司机室底长^ Bottom length of cab
起重机轨道中心至起重机外缘距离^ Dimension from rail center to crane edge
主梁上拱度^camber