本文所研究的折臂式高空作业车是在特定环境下，为适应国家重大工程项目复杂安装与操作工况而研制的专用设备。
The folding-jib overhead working truck researched in this thesis is designed for the complex setting and operating condition of our country's important project.
并以工程项目施工成本为研究对象，分析工程项目施工引入作业成本法的可行性。
Regarding the cost of engineering project costruction as the object of study, the fisibility of applying ABC in engineering project construction is analyzed.
可用于道路修筑、水电工程、农田改造、港口建设矿山开发及其它建筑工程项目的土石方作业。
It is applicable for road construction, water and electricity engineering farmland leveling, port building, mining and other engineering conditions.
重大件货物作业是广州港集团的重要服务产品之一。近年来，集团为广州地铁、广州石化和广州乙烯等重大工程项目安全、优质、高效地接卸了一大重大件设备。
The Guangzhou Port Group provides the heavy and large piece handling service. It has successfully discharged heavy machines for Guangzhou Metro, SINOPEC Guangzhou and Guangzhou Ethylene.
重大件货物作业是广州港集团的重要服务产品之一。近年来，集团为广州地铁、广州石化和广州乙烯等重大工程项目安全、优质、高效地接卸了一大重大件设备。
The Guangzhou Port Group provides the heavy and large piece handling service. It has successfully discharged heavy machines for Guangzhou Metro, SINOPEC Guangzhou and Guangzhou Ethylene.
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