leaching

简明释义

英[ˈliːtʃɪŋ]美[ˈliːtʃɪŋ]

n. [矿业]沥滤

v. [矿业][冶]浸出（leach 的 ing 形式）；[土壤]淋洗；滤取；滤去

英英释义

单词用法

同义词

反义词

例句

1.Such fertilizer leaching is responsible for dead zones across the world, like the one at the mouth of the Mississippi River currently.

这些肥料的浸出是造成世界多个死亡区的罪魁祸首，比如眼下的密西西比河口。

2.Keep bottled water away from heat, which promotes leaching of chemicals.

使瓶装水远离热源，过热会促进化学品浸出。

3.The electrochemical oxidation of marmatite should not be neglected in the sulfuric acid leaching.

在铁闪锌矿硫酸浸出过程中，其电化学氧化作用不容忽视。

4.The most obvious cost of inaction is the leaching away of trust.

不作为最明显的代价就是信任的流失。

5.The marketing coordinator was concerned about what the chemicals leaching out of some common types of plastic might be doing to her body.

市场调查员关注的是化学品浸泡过的一些普通种类的塑料制品对身体的影响。

6.Others look totally opaque, having been completely altered, for example by water percolating into the material or chemical elements leaching out of it.

另一些看上去完全不透明，已经被渗入材料中的水或从里面渗出来的化学物质的作用彻底变样了。

7.The aqua regia and chlorination leaching provided a rapid rate of dissolution.

王水法和氯化法溶金速率快。

8.Advertising is still leaching out of newspapers, particularly regional ones.

报纸行业，尤其是地方性报纸，仍然在淡出广告业。

9.Aimed at the similar characteristics of ores in the same deposit, the chemical dynamic model for ore leaching is established.

针对同一矿床矿中矿石具有的相近特点，建立了矿石浸出过程中的化学动力学模型。

10.The process of leaching helps extract valuable minerals from ore.

这个浸出过程有助于从矿石中提取有价值的矿物。

11.Farmers often worry about leaching of nutrients from the soil during heavy rains.

农民们常常担心在大雨期间土壤中的养分会被浸出。

12.In environmental science, leaching refers to the removal of soluble substances from soil or rock.

在环境科学中，浸出指的是从土壤或岩石中去除可溶性物质。

13.To minimize leaching, farmers use cover crops in their fields.

为了减少浸出，农民在田地里种植覆盖作物。

14.The leaching of chemicals into groundwater can pose serious health risks.

化学物质向地下水的浸出可能会造成严重的健康风险。

作文

Leaching is a process that involves the extraction of substances from a solid material by dissolving them in a liquid. This phenomenon is commonly observed in various natural and industrial processes, where elements or compounds are removed from soil, minerals, or other materials. The term leaching (浸出) is often associated with environmental science, agriculture, and mining. In agriculture, for example, leaching (浸出) refers to the washing away of nutrients from the soil due to rainfall or irrigation. This can lead to a depletion of essential minerals needed for plant growth, ultimately affecting crop yields and soil health.In the context of mining, leaching (浸出) is utilized to extract valuable metals from ores. A common method used in this process is heap leaching, where ore is piled in heaps and treated with a solvent that selectively dissolves the desired metal. This technique is particularly effective for low-grade ores and can significantly reduce the environmental impact compared to traditional methods of extraction. However, it also poses risks, as the chemicals used in leaching (浸出) can contaminate local water sources if not carefully managed.Environmental concerns surrounding leaching (浸出) extend beyond mining and agriculture. In landfills, for instance, the process of leaching (浸出) can lead to the release of toxic substances into the groundwater. As rainwater filters through waste materials, it can dissolve harmful chemicals and heavy metals, creating leachate. This leachate can pose significant risks to both human health and the environment, emphasizing the importance of proper landfill management and monitoring.Moreover, leaching (浸出) can also impact ecosystems. When nutrients are washed away from the soil, it can lead to nutrient imbalances in nearby water bodies, resulting in phenomena such as algal blooms. These blooms can deplete oxygen levels in the water, harming aquatic life and disrupting entire ecosystems. Thus, understanding the implications of leaching (浸出) is crucial for sustainable land and water management practices.In conclusion, leaching (浸出) is a multifaceted process with significant implications across various fields, including agriculture, mining, and environmental science. While it can be beneficial in extracting valuable resources, it also poses challenges that need to be addressed. Effective management strategies are essential to mitigate the negative impacts of leaching (浸出) on the environment and to ensure the sustainability of our natural resources. As we continue to explore and utilize the potential of leaching (浸出) in different contexts, we must remain vigilant about its environmental consequences and strive for practices that promote ecological balance and resource conservation.

浸出是一个过程，涉及通过溶解固体材料中的物质来提取这些物质。这种现象在各种自然和工业过程中普遍存在，其中元素或化合物从土壤、矿物或其他材料中移除。术语leaching（浸出）通常与环境科学、农业和采矿有关。在农业中，例如，leaching（浸出）指的是由于降雨或灌溉而导致的土壤中养分的流失。这可能导致植物生长所需的必需矿物质的耗竭，最终影响作物产量和土壤健康。在采矿的背景下，leaching（浸出）被用来从矿石中提取有价值的金属。此过程中使用的一种常见方法是堆浸法，其中矿石堆放成堆，并用溶剂处理，选择性地溶解所需的金属。这种技术对于低品位矿石特别有效，并且相比传统的提取方法可以显著减少对环境的影响。然而，它也带来了风险，因为在leaching（浸出）过程中使用的化学品如果管理不当，可能会污染当地水源。围绕leaching（浸出）的环境问题不仅限于采矿和农业。在填埋场中，例如，leaching（浸出）过程可能导致有毒物质释放到地下水中。当雨水过滤通过废弃物时，它可能会溶解有害化学物质和重金属，形成渗滤液。这种渗滤液可能对人类健康和环境构成重大风险，强调了适当的填埋场管理和监测的重要性。此外，leaching（浸出）还可能影响生态系统。当养分从土壤中流失时，可能会导致附近水体中的养分失衡，导致诸如藻类大量繁殖等现象。这些繁殖可以消耗水中的氧气，危害水生生物并破坏整个生态系统。因此，理解leaching（浸出）的影响对于可持续的土地和水管理实践至关重要。总之，leaching（浸出）是一个多方面的过程，在农业、采矿和环境科学等多个领域具有重要意义。虽然它在提取有价值资源方面可能是有益的，但它也带来了需要解决的挑战。有效的管理策略对于减轻leaching（浸出）对环境的负面影响以及确保自然资源的可持续性至关重要。随着我们继续探索和利用leaching（浸出）在不同背景下的潜力，我们必须对其环境后果保持警惕，并努力推动促进生态平衡和资源保护的实践。