液压挖土机 meaning in English

hydraulic actuated excavator

Earth - moving machinery - safety - part 4 : requirements for hydraulic excavators
土方机械.安全.第4部分:液压挖土机的要求
Earth moving machinery ; determination of stability of hydraulic excavators safety requirements
土方机械.液压挖土机的可靠性测定.安全要求
Earth - moving machinery - hydraulic excavator and backhoe loader boom - lowering control device - requirements and tests
土方机械.降低液压挖土机和反铲装载机声震的控制装置.要求和试验
Earth - moving machinery - hydraulic excavators - laboratory tests and performance requirements for operator protective guards
土方机械.液压挖土机.操作人员安全保护装置的实验室试验和性能要求