liquefaction

简明释义

英[ˌlɪkwɪˈfækʃən]美[ˌlɪkwəˈfækʃən]

n. 液化；熔解

英英释义

单词用法

同义词

反义词

例句

1.In its first 12 months, the experimental liquefaction facility in Ordos expects to produce more than a million tonnes of vehicle fuel.

在开始的12个月里，鄂尔多斯的试验性液化工厂预计将生产超过100万吨的车用燃料。

2.The sand buried shallowly may be liquefaction.

埋藏较浅的砂土会发生液化。

3.The liquefaction of bagasse was studied in order to explore a new way for its use.

通过对甘蔗渣液化反应的研究，以探索一种甘蔗渣新的利用方法。

4.Soil liquefaction is the process by which the strength or stiffness of soil is weakened by an event like the shaking of an earthquake.

土壤液化是在诸如地震的这种灾害中，土壤的强度和刚度被弱化的一个过程。

5.New cesarean section; Intermittent eversion suture; Fat liquefaction.

新式剖宫产；间断外翻缝合；脂肪液化。

6.The effect of cellulase, hemicellulase and pectinase on litchi fruit pulp liquefaction was studied.

研究了纤维素酶、半纤维素酶、果胶酶对荔枝果肉的液化效果。

7.This paper analyzes the application of the statistical analysis method to the estimation of the liquefaction of sand.

分析了多元统计方法在饱和砂土液化判别方面的应用。

8.Putrefaction refers to the breaking down and gradual liquefaction of tissue by bacteria.

腐烂指的是细菌把组织分解掉，并且逐渐使其液化。

9.Technology for the liquefaction, gasification and comprehensive utilization of coal.

煤的液化、气化及综合利用技术。

10.During an earthquake, the soil can undergo liquefaction, causing buildings to sink.

在地震期间，土壤可能会发生液化，导致建筑物下沉。

11.After heavy rainfall, areas with loose soil are at risk of liquefaction.

在大雨过后，松散土壤的地区面临液化的风险。

12.The liquefaction of sand during construction led to significant delays and additional costs.

施工期间沙子的液化导致了重大延误和额外费用。

13.Engineers must consider liquefaction when designing structures in seismic zones.

工程师在设计地震带的结构时必须考虑液化。

14.Scientists study liquefaction to improve safety measures for coastal cities.

科学家研究液化以改善沿海城市的安全措施。

作文

The phenomenon of liquefaction occurs when saturated soil substantially loses its strength and stiffness in response to an applied stress, usually an earthquake or other seismic activity. This process can lead to catastrophic consequences, particularly in urban areas where buildings and infrastructure are constructed on such soils. Understanding liquefaction is crucial for engineers and planners to mitigate the risks associated with this natural hazard.When an earthquake strikes, the shaking causes pore water pressure within the soil to increase. As a result, the soil particles lose contact with each other, leading to a state where the soil behaves more like a liquid than a solid. This transformation is what we refer to as liquefaction. The ground may appear to flow or behave unpredictably, causing structures to sink, tilt, or even collapse.Historically, there have been numerous instances where liquefaction has led to devastating effects. One of the most notable examples occurred during the 1964 Niigata earthquake in Japan, where many buildings were severely damaged due to the liquefaction of the underlying soil. Similarly, during the 1989 Loma Prieta earthquake in California, areas with loose, saturated soils experienced significant liquefaction, resulting in extensive property damage and loss of life.To prevent the disastrous effects of liquefaction, engineers employ various strategies. One common approach is to conduct thorough geological surveys before construction begins. By understanding the soil composition and moisture content, engineers can identify areas at risk for liquefaction and either avoid building on those sites or implement design modifications to enhance structural resilience.Another effective method is ground improvement techniques, which can help to stabilize the soil. These techniques include compaction, grouting, and the use of geosynthetics to reinforce the soil structure. Implementing these measures can significantly reduce the likelihood of liquefaction occurring during seismic events.Public awareness and education about liquefaction are also vital components of disaster preparedness. Communities located in seismically active regions should be informed about the risks associated with liquefaction and encouraged to participate in preparedness drills. This knowledge can empower individuals to take appropriate actions during an earthquake, potentially saving lives.In conclusion, liquefaction is a critical geological phenomenon that poses significant risks during earthquakes. By understanding its mechanics and implementing proactive measures, we can mitigate its impacts on society. Ongoing research and advancements in engineering practices will continue to improve our ability to predict and manage the effects of liquefaction, ultimately enhancing public safety and reducing economic losses during seismic events.

液化现象发生在饱和土壤在施加应力（通常是地震或其他地震活动）时，显著失去其强度和刚度。这个过程可能导致灾难性的后果，尤其是在城市地区，建筑物和基础设施建造在这样的土壤上。理解液化对于工程师和规划者来说至关重要，以减轻与这种自然灾害相关的风险。当地震发生时，震动会导致土壤内孔隙水压力增加。因此，土壤颗粒失去相互接触，导致土壤的状态更像液体而非固体。这种转变就是我们所称的液化。地面可能表现得像流动或行为不可预测，导致结构下沉、倾斜甚至倒塌。历史上，有许多实例表明液化导致了毁灭性的影响。其中一个最显著的例子发生在1964年日本新潟地震期间，许多建筑因底层土壤的液化而受到严重损坏。同样，在1989年加利福尼亚州洛马普列塔地震期间，松散、饱和土壤区域经历了显著的液化，导致大量财产损失和生命损失。为了防止液化带来的灾难性后果，工程师采用各种策略。一种常见的方法是在施工开始之前进行彻底的地质调查。通过了解土壤成分和水分含量，工程师可以识别出有液化风险的区域，并避免在这些地点建造，或者实施设计修改以增强结构的韧性。另一种有效的方法是地基改良技术，这可以帮助稳定土壤。这些技术包括压实、灌浆和使用土工合成材料来增强土壤结构。实施这些措施可以显著降低在地震事件中发生液化的可能性。公众对液化的意识和教育也是灾难准备的重要组成部分。位于地震活跃地区的社区应该被告知与液化相关的风险，并鼓励参与准备演习。这种知识可以使个人在地震期间采取适当的行动，从而潜在地拯救生命。总之，液化是一个关键的地质现象，在地震期间构成重大风险。通过理解其机制并实施主动措施，我们可以减轻其对社会的影响。持续的研究和工程实践的进步将继续改善我们预测和管理液化影响的能力，最终提高公共安全，减少地震事件中的经济损失。