“mechanical excavator”的概念、定义、翻译、参考文献-科学参考

单词	mechanical excavator
释义	mechanical excavator Encyclopedia 工学铲土运输机械释 mechanical excavator机械式挖掘机依靠履带以自行的方式进行牵引，具有可带着工作装置作360°回转的、由钢丝绳或齿轮齿条操作的上部结构，主要用正铲装置采掘矿物、剥离岩土并装载至运输机器或卸至堆料场的土方机械。
随便看	pre-implantation genetic diagnosis，PGD preimplantation genetic screening preimplantation genetic screening，PGS preimpregnated pre-incident management pre-incident planning pre indefinite inner product space pre-indefinite inner product space preindefinite inner product space preinducer pre-induction preinductive class pre-initiation complex preinjector pre-inner product pre-inner product space pre-integral pre-intervention preionization pre irradiation grafting pre-irradiation grafting pre irradiation polymerization pre-irradiation polymerization Pre-job Training prejudication principle

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