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- hydraulic excavation machinery 水力土方机械
- The main task of hydraulic excavator is to dig soil. 挖掘机的主要工作就是土壤的挖掘。
- Today, Caterpillar has invested in seven manufacturing facilities in China.They produce hydraulic excavators, compactors, diesel engines, undercarriage, iron castings, and machinery components. 今天，卡特彼勒在中国投资建立了7家生产企业，制造液压挖掘机、压实机、柴油发动机、履带行走装置、铸件及工程机械零部件。
- Today, Caterpillar has invested in several manufacturing facilities, producing hydraulic excavators, compactors, engine products, undercarriage, iron castings and machinery components. 今天，卡特彼勒在中国投资的多家企业生产制造液压挖掘机、土壤压实机、发动机产品、工程机械零部件、履带行走装置及铸件。
- The cab dimensions are unique for a hydraulic excavator of this weight class. 司机室尺寸是此重量级别液压挖掘机所特有的。
- Construction Contents ：It plans to occupy 300000 sq. m. to develop and produce series middle and small size excavating machinery and accessories. 建设内容：规划占地30万平方米，开发系列中小型挖掘机生产及配件。
- Variable double pump for open circuits. Widely used for the various hydraulic excavators. 本系列产品为变量串联双泵,适用于开式回路。广泛应用于各种液压挖掘机。
- This paper introduces research and development of energy-saving control system for hydraulic excavator. 本文主要介绍了液压挖掘机节能控制系统的研究与开发。
- Bucket hydraulic cylinder's working pressure was used to simulate the digging resistance of hydraulic excavator. 利用铲斗液压缸的工作压力模拟液压挖掘机铲斗挖掘工作时的阻力情况；
- This paper introduced the control of a gyration brake and gyration cushion of EX220-3 hydraulic excavator. 本文介绍了EX220-3型液压挖掘机回转过程中回转停放制动器的控制与回转缓冲的控制。
- In the meantime, this largest, ever, in Germany utilized hydraulic excavator has successfully completed the first project in Bremerhaven. 同时,这个庞然大物曾在德国德不莱梅港口成功地完成了它的首次工程。
- 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。
- Liebherr-Pontoon excavators are a variant of hydraulic excavators which have been systematically set up for maritime application requirements. 利勃海尔浮式挖掘机是液压挖掘机的一种变型,根据海上应用的要求而系统地设计制造。
- Excavation of the site will begin tomorrow. 明天开始挖掘工作。
- The excavation of the buried city took a long time. 发掘埋在地下的城市花了很长时间。
- The oil pressure of bucket hydraulic cylinder's big cavity indirectly reflects the digging resistance when hydraulic excavator is working. 摘要液压挖掘机工作时，铲斗液压缸无杆腔的油液压力间接反映了土壤的挖掘阻力。
- The excavation of the bur city take a long time. 发掘埋在地下的城市花了很长时间。
- Yoneyama expects Chinese sales of its hydraulic excavators, dump trucks, and forklifts to grow 30%, reaching $2.5 billion this year. 米山正博期望小松在中国销售挖掘机、自卸车及铲车的销售额能在今年增长30%25，达到25亿美元。
- The sales situation in recent years has indicated that China has become the largest hydraulic excavator market of the world. 从近几年的销售情况来看，中国已成为世界上最大的挖掘机销售市场。
- The paper states the present development status,basic characteristics and applica-tion prospect of hydraulic excavators in opencase mine in China. 介绍了液压挖掘机近年来发展概况、基本特点以及在我国露天煤矿的应用前景。
