trailing suction hopper dredger造句
例句与造句
- Tendency in development of large trailing suction hopper dredger
大型耙吸挖泥船的发展动向 - Trailing suction hopper dredger
耙吸式挖泥船 - Full scale ship power measuring of quot; fangcheng quot; trailing suction hopper dredger and operational sailing speed forecast after draghead transformation
号耙吸挖泥船实船功率测试及耙头改造后作业航速预报 - The energy dissipation efficiencies of four common loading systems for self - propelled trailing suction hopper dredgers were compared
试验结果表明各种装舱装置的优劣效果差距并不明显，仿新海龙型装舱装置效果略好。 - Improving the working character and the efficiency of trailing suction hopper dredgers will greatly increase the production , save power and bring more interests for dredging industry
改善耙吸式挖泥船的工作特性和工作效率将大大提高疏浚产量、节省能源，为疏浚工程创造更多的效益。 - It's difficult to find trailing suction hopper dredger in a sentence. 用trailing suction hopper dredger造句挺难的
- The necessity of the yangtze estuary waterway administration bureau ' s purchasing of specialized trailing suction hopper dredger is analyzed , and suggestions on the way of building of the dredger are put forward
摘要对长江口航道管理局购买专用耙吸式挖泥船的必要性进行了分析，并对专用挖泥船建造方式提出了建议。 - Along with lime ' s moving the vessels and equipments which been built by the national investment , one older year by year , in particular , the expensive middling self - propelled trailing suction hopper dredgers
随着时间的推移，早先由国家投资建造的船舶机具，尤其是价值昂贵的中型自航耙吸挖泥船都逐渐老化陈旧，疏浚能力日益衰减。 - The results of the analysis of the investment wax and wane balance point prompt that the balance point of building 18000 - m3 self - propelled trailing suction hopper dredgers is higher and the anti - risk capacity is weaker
25年，还贷期小于8 26年。对投资的盈亏平衡进行分折结果表明，建造舱容is000m ’自航耙吸挖泥船盈亏平衡点较高，为74 - So , it is better to select building the large self - propelled trailing suction hopper dredgers abroad . however , the modern dredger is not only a technique a alone together but property article , especially large self - propelled trailing suction hopper dredger
然而，现代疏浚船舶尤其是大型自航耙吸挖泥船不仅是一种技术密集型的商品，更是一种资产密集型的商品，耗资之巨非上海航道局的财力所能承受。 - This dissertation firstly discusses the basic structure of trailing suction hopper dredgers , then establishes the mathematical model of dynamic process of trailing suction hopper dredgers and the model of compensator of wind and wave , develops a set of real time simulation software using oop visual c + + , mfc , delphi and activex component technology , and simulates the different dynamic characters for different working situations
本文从讨论耙吸式挖泥船基本结构和基本工作过程着手，建立了耙吸式挖泥船疏浚系统的数学模型，采用面向对象的visualc + + 、 mfc图形函数、 delphi和activex控件技术，开发了一套实时仿真软件，仿真了不同疏浚工况下的动态特性。 - A trailing suction hopper dredger is one of the most popular dredging tools for regulation of waterway and harbors . it is a large self - propelled and self loaded dredger which can be used in wide water area such as an estuary or a river mouth . it is adaptive economical , it is widely used in large dredging projects in most countries in the world
耙吸式挖泥船是最常用的清理河道港口的疏浚工具之一，它是水力式挖泥船中大型自航、自载式挖泥船，适用于水域开阔的海湾、河口，具有广泛的适用性和经济性，为世界上各个国家在较大的疏浚工程中广泛采用。 - The process of effluent flow during loading in self - propelled trailing suction hopper dredgers was simulated by way of physical modeling and was measured and analyzed by using the flow rate and concentration of spoil in the hoppers , particle sizes of sediments at the inlet and outlet of the effluent flow pipe and hopper volume as the major control parameters
摘要通过物理模型试验模拟自航耙吸挖泥船装舱溢流施工过程，以舱内流速、舱内浓度、溢流进出口泥沙粒径、装舱量几方面为主要控制因素，进行实测、分析，并比较自航耙4种常用装舱装置的消能效果。 - There are many sorts of the modern dredgers , to adapt the various working regions , and soil conditions etc . it is inevitable to select to build the large self - propelled trailing suction hopper dredgers for shanghai channel bureau , because of the developments of the big - scale ports and channels at home and abroad , and the bad working conditions offshore , and the business direction
现代挖泥船有各种类型，它们适用于不同的施工区域与土质等工况条件。世界与国内港口航道的发展愈来愈体现出规模大，向外海推进和施工条件恶劣的特征，从上海航道局的企业经营定位出发，建造大型自航耙吸挖泥船是首选方案。 - Because the hull scale is big for large self - propelled trailing suction hopper dredgers , and the automatic degree of the equipments is high , the abroad shipyards i special of europe have the ripe experiences to build such dredgers , which with cad to guarantee the building quality and the time limit for project . relatively , the national shipyards never built such dredgers that hopper volume over 4500 m3 . although building the dredgers at home , many be spare and to encourage the development of shipbuilding technique , but the building quality and the time limit foe project cannot be guaranteed
大型自航耙吸挖泥船的船体尺度大，设备装备的自动化程度高，国外特别是欧州大型造船厂建造此类挖泥船具有成熟的经验，他们采用电脑辅助设计和辅助建造可保证质量和工期，相对而言，国内的造船厂这些年从未建造过舱容超过4500m ~ 3的中型自航耙吸挖泥船，更没有大型自航耙吸挖泥船的建造经历，虽然据估算，在国内建造挖泥船可节省一些投资，又可借此激励国内造船技术的发展，但其建造质量和工期难以保证，权衡利弊，以选择国外建造大型自航耙吸挖泥船的方案为好。 - The conclusion from this scheme study on the detailed analysis calculates and comparison about above subjects shows that swb can build the large self - propelled trailing suction hopper dredger abroad with the 70 % bank crediting for investment . and it must be carried out hereafter to lower the cost , raise productivity and strive the steady income , so she will restore the enterprise vitality for existing and competing , and to rank among world ' s dredging market
本方案研究通过对以上内容的详尽分析计算和比较得出上海航道局可以依靠向银行贷款的融资方式，解决70以下的投资问题，在国外建造大型自航耙吸挖泥船，并在今后的经营中，降低成本，提高生产效率，确保稳定的收入，就可使上海航道局恢复企业的生存和竞争的活力，在济身于国际与国内疏浚市场中，立于不败之地。