名词 excavator:

1. a workman who excavates for foundations of buildings or for quarrying

2. a machine for excavating

excurve外凹EXCn.开挖(激励器；排气关闭)excavating of inclined shaft斜井开挖Excision of meniscus of knee膝半月板切除术excitability recovering time兴奋性恢复时间Excision of fistula of groin腹股沟瘘切除术Excentrodendron rhombifoliumn.菱叶蚬木Excision of cyst of clavicle锁骨囊肿切除术excision of aberrant thyroid迷走甲状腺切除术Excision of tendon for graft肌腱切除术为移植Excision of lesion of tongue舌病损切除术excavating in different seam分层开采

1. An intelligent control system to perform excavating operation under unattended condition was designed for excavators.
   摘要在无人操作情况下，为实施挖掘作业，设计挖掘机的智能化控制系统。
2. At a newly built production plant in Dalian, China, Liebherr has begun to build hydraulic excavators for the Chinese market.
   利勃海尔已经开始在中国大连的一个新建工厂内为中国市场生产液压挖掘机。