液压挖掘机 工作装置用销轴
Hydraulical excavators - Shafts of the equipment
2013-04-25
DL/T 5261-2010
水电水利工程施工机械安全操作规程 挖掘机(附条文说明)
Operation code of safety for construction equipment of hydroelectric and hydraulic engineering Excavator
2011-01-09
SAE J1309_201201
Travel Performance and Rating Procedure, Crawler Mounted Hydraulic Excavators, Material Handlers, Knuckle Boom Log Loaders, and Certain Forestry Equipment
行驶性能和额定程序、履带式液压挖掘机、物料搬运机、节臂原木装载机和某些林业设备