锚杆: roofbolt; rockbolt; stock; s ...支架: support; stand; trestle; hol ...费: fee; expense; expenditure; d ...支架费: timbering cost锚杆支护: anchor bolt support; rock bolting; suspension roof support锚杆支护法: pin timbering; pintimbering边帮锚杆支护: side bolting底板锚杆支护: floor bolting顶板锚杆支护: back bolting; roof bolting巷壁锚杆支炉: wall bolting岩顶锚杆支撑: rock roof bolting变速杆支架: selector support操纵杆支架: control lever bracket撑杆支架: overarm support刀杆支架: arm support; bar steadier导杆支架: guide bar support; guidebarsupport吊杆支架: bom bracket; boom support阀杆支架轴: valve lever fulcrum shaft帆横杆支架: boom crutch横杆支架: over brace控制杆支架: control lever fulcrum明杆支架型: os&y球杆支架: bridge踏脚杆支架: foot lever holder推力杆支架: track bar bracket
