dredger

简明释义

英[ˈdredʒə(r)]美[ˈdredʒər]

n. 挖泥船；疏浚机；挖泥机；撒粉器

复 数 d r e d g e r s

英英释义

单词用法

同义词

反义词

例句

1.Therefore the study of the characteristics of dredger fill sedimentation and mechanism of its self-weight consolidation is very important.

因此，对吹填土沉积规律和自重固结机理的研究显得尤为重要。

2.When a clamshell dredger is used to carry out over-depth and over-width dredging, accuracy control is always one of the difficulties.

抓斗式挖泥船进行超深超宽施工时，精度控制始终是难题之一。

3.A small dredger and other boats were used for remove of broken concrete in water. The dredge of the main channel was finished only in 15 days.

用挖泥船，配合其他船只，进行水中清碴，用15天时间就把主航道疏通。

4.Dredger learning the basic knowledge, understanding its simulation system and the basic function.

学习了挖泥船的基本知识，理解了其模拟系统的基本组成和功能。

5.Spray-fusing of parts resistance to strong grain-wear free machining, such as harrow teeth of dredger.

抗强烈磨粒磨损，无需加工场合的喷焊，如挖泥船耙齿。

6.The field stabilized test of dredger fill with a new solidified agent is made in Dongying Harbour Economic Development Area.

用新型固化剂对东营港经济开发区吹填土进行了现场固化试验。

7.Based on analyzing the functions of the 1750 dredger, this paper compiles a set of operating regulations for the 1750 dredging simulator.

在分析1750挖泥船系统功能的基础上，编写了1750疏浚仿真器的操作规范。

8.The construction crew hired a dredger to deepen the river channel.

施工队雇佣了一台挖泥船来加深河道。

9.The dredger is essential for maintaining navigable waterways.

这台挖泥船对维持可通航水道至关重要。

10.We watched as the dredger removed sediment from the harbor.

我们看到挖泥船正在从港口清除沉积物。

11.The city invested in a new dredger to improve flood control.

市政府投资了一台新挖泥船以改善防洪能力。

12.A large dredger was used to create a new marina.

一台大型挖泥船被用来建造新的码头。

作文

The world we live in is constantly changing, and one of the significant contributors to this change is human intervention in natural processes. Among the various machines that facilitate such interventions, the dredger (挖泥船) stands out as a vital tool in managing waterways, ports, and coastal areas. A dredger is a vessel equipped for digging or removing sediment and debris from the bottom of rivers, lakes, and other bodies of water. This process, known as dredging, plays a crucial role in maintaining navigable waterways and preventing flooding in low-lying areas. Dredging has been practiced for centuries, with early methods involving manual labor and simple tools. However, modern dredgers have evolved significantly, employing advanced technology to enhance efficiency and effectiveness. There are several types of dredgers, including bucket dredgers, suction dredgers, and trailer dredgers, each designed for specific tasks. For instance, a suction dredger uses a powerful pump to suck up sediment from the seabed, while a bucket dredger employs a series of buckets to scoop up material from the water's floor. The importance of dredgers cannot be overstated. They are essential for maintaining shipping routes, ensuring that boats and ships can navigate safely without running aground. In addition, dredging helps to restore habitats for aquatic life, as it can remove pollutants and debris that may harm marine ecosystems. Furthermore, dredgers are often employed in construction projects, such as building bridges or underwater pipelines, where the removal of sediment is necessary for creating stable foundations. However, the use of dredgers is not without its controversies. Environmentalists often raise concerns about the impact of dredging on aquatic ecosystems. The process can disrupt habitats, release toxins trapped in sediments, and alter the natural flow of water. As a result, many countries have implemented strict regulations governing dredging activities to minimize environmental damage. These regulations often require environmental impact assessments before any dredging project can commence. Moreover, the economic implications of dredging are significant. Ports and harbors that are regularly maintained with the help of dredgers can accommodate larger vessels, which is crucial for international trade. This, in turn, boosts local economies and creates jobs in various sectors, from shipping to tourism. Thus, while there are valid concerns regarding the environmental impact of dredging, the economic benefits it brings cannot be ignored. In conclusion, the dredger (挖泥船) is a powerful machine that plays a critical role in shaping our waterways and supporting economic activities. While its use comes with environmental responsibilities, the balance between maintaining navigable waters and protecting ecosystems is essential. As technology continues to advance, it is hoped that future dredgers will operate in ways that are both efficient and environmentally friendly, ensuring that our waterways remain accessible and vibrant for generations to come.

我们生活的世界在不断变化，而人类对自然过程的干预是这种变化的重要因素之一。在促进这种干预的各种机器中，dredger（挖泥船）作为管理水道、港口和沿海地区的重要工具而脱颖而出。dredger是一种专门用于挖掘或清除河流、湖泊和其他水体底部沉积物和杂物的船只。这一过程被称为疏浚，在维护通航水道和防止低洼地区洪水方面起着至关重要的作用。 疏浚已经有几个世纪的历史，早期的方法涉及人工劳动和简单工具。然而，现代的dredgers已经显著发展，采用先进技术来提高效率和效果。dredgers有几种类型，包括铲斗挖泥船、吸泥船和拖曳挖泥船，每种类型都设计用于特定任务。例如，吸泥dredger使用强大的泵从海底吸取沉积物，而铲斗dredger则利用一系列铲斗从水底捞取材料。 dredgers的重要性不容小觑。它们对于维护航运路线至关重要，确保船只能够安全航行而不会搁浅。此外，dredging有助于恢复水生生物的栖息地，因为它可以去除可能危害海洋生态系统的污染物和杂物。此外，dredgers通常在建设项目中使用，例如建造桥梁或水下管道，这些项目需要去除沉积物以创建稳定的基础。 然而，使用dredgers并非没有争议。环保主义者常常对dredging对水生生态系统的影响表示担忧。这一过程可能会破坏栖息地，释放困在沉积物中的毒素，并改变水流的自然流动。因此，许多国家实施了严格的法规，以规范dredging活动，以尽量减少环境损害。这些法规通常要求在任何dredging项目开始之前进行环境影响评估。 此外，dredging的经济影响也很重大。定期维护的港口和码头可以容纳更大的船只，这对国际贸易至关重要。这反过来又推动了地方经济的发展，并在各个行业创造了就业机会，从航运到旅游。因此，尽管关于dredging的环境影响存在合理的担忧，但它带来的经济利益也不能被忽视。 总之，dredger（挖泥船）是一种强大的机器，在塑造我们的水道和支持经济活动方面发挥着关键作用。虽然其使用伴随着环境责任，但在维护通航水道和保护生态系统之间取得平衡是至关重要的。随着技术的不断进步，人们希望未来的dredgers能够以高效且环保的方式运行，确保我们的水道在未来几代人中保持可达性和活力。