quick lime

简明释义

生石灰

英英释义

例句

1.When treating wastewater, quick lime helps to neutralize acidity.

在处理废水时，石灰有助于中和酸性。

2.The chemical reaction of quick lime with water produces heat and slaked lime.

与水反应的石灰会产生热量和消石灰。

3.Farmers often use quick lime to improve soil quality by adjusting pH levels.

农民常常使用石灰来改善土壤质量，通过调整pH值。

4.The use of quick lime in the production of glass improves clarity and strength.

在玻璃生产中使用石灰可以提高透明度和强度。

5.In construction, quick lime is mixed with water to create a strong binding agent.

在建筑中，石灰与水混合以创造一种强力粘合剂。

作文

Quick lime, known scientifically as calcium oxide, is a chemical compound that has a wide range of applications in various industries. This white, caustic powder is produced by heating limestone in a process called calcination. When limestone (calcium carbonate) is heated to high temperatures, it decomposes into quick lime and carbon dioxide. The significance of quick lime (生石灰) extends beyond its chemical properties; it plays a crucial role in construction, agriculture, and environmental management.In the construction industry, quick lime (生石灰) is primarily used in the production of lime mortar and plaster. Lime mortar has been a traditional building material for centuries, known for its durability and flexibility. When mixed with water, quick lime (生石灰) undergoes a hydration process, forming calcium hydroxide, which then reacts with carbon dioxide in the air to harden over time. This makes it an excellent choice for restoring historical buildings, as it allows structures to breathe while maintaining their integrity.Moreover, quick lime (生石灰) is also utilized in the steel industry. It acts as a flux, helping to remove impurities from iron ore during the smelting process. By adding quick lime (生石灰) to the molten metal, manufacturers can improve the quality of the steel produced, resulting in stronger and more durable products.In agriculture, quick lime (生石灰) serves as a soil amendment. Farmers often apply it to acidic soils to raise the pH level, making the soil more conducive for crop growth. This process not only enhances soil fertility but also promotes better nutrient availability for plants. Additionally, quick lime (生石灰) can help control pests and diseases in crops, further contributing to agricultural productivity.Environmental management is another area where quick lime (生石灰) proves invaluable. It is used in water treatment processes to neutralize acidic waters and remove heavy metals. By adding quick lime (生石灰) to contaminated water, pollutants can be precipitated out, allowing for cleaner and safer water sources. Furthermore, quick lime (生石灰) is employed in waste treatment facilities to stabilize hazardous waste, reducing the environmental impact of industrial activities.Despite its numerous benefits, handling quick lime (生石灰) requires caution due to its caustic nature. Direct contact with skin or eyes can cause severe burns, and inhalation of its dust can lead to respiratory issues. Therefore, safety measures must be strictly followed when working with this compound.In conclusion, quick lime (生石灰) is a versatile compound with significant applications across various sectors. Its role in construction, agriculture, and environmental management highlights its importance in modern society. Understanding how to effectively utilize quick lime (生石灰) can lead to innovations in building practices, improved agricultural yields, and enhanced environmental protection. As industries continue to evolve, the demand for quick lime (生石灰) will likely remain steady, underscoring the need for ongoing education about its uses and safe handling practices.

生石灰，科学上称为氧化钙，是一种在各个行业中具有广泛应用的化学化合物。这种白色的腐蚀性粉末是通过加热石灰石而产生的，这一过程称为煅烧。当石灰石（碳酸钙）被加热到高温时，它会分解成生石灰和二氧化碳。生石灰的意义超越了其化学性质；它在建筑、农业和环境管理中发挥着至关重要的作用。在建筑行业，生石灰主要用于生产石灰砂浆和石灰灰泥。石灰砂浆作为一种传统的建筑材料，因其耐用性和灵活性而闻名。与水混合后，生石灰经历一个水合过程，形成氢氧化钙，然后与空气中的二氧化碳反应，随着时间的推移而硬化。这使得它成为修复历史建筑的绝佳选择，因为它允许结构呼吸，同时保持其完整性。此外，生石灰也用于钢铁行业。它作为助熔剂，帮助在冶炼过程中去除铁矿石中的杂质。通过将生石灰添加到熔融金属中，制造商可以改善所生产钢材的质量，从而生产出更强大、更耐用的产品。在农业中，生石灰作为土壤改良剂使用。农民常常将其施加于酸性土壤，以提高pH值，使土壤更有利于作物生长。这一过程不仅提高了土壤肥力，还促进了植物对养分的可用性。此外，生石灰还可以帮助控制作物中的害虫和疾病，进一步提高农业生产力。环境管理是另一个生石灰证明其价值的领域。它用于水处理过程，以中和酸性水和去除重金属。通过向受污染的水中添加生石灰，污染物可以沉淀出来，从而提供更清洁、更安全的水源。此外，生石灰还被用于废物处理设施，以稳定危险废物，减少工业活动对环境的影响。尽管有许多好处，但由于其腐蚀性，处理生石灰时必须小心。直接接触皮肤或眼睛可能导致严重烧伤，吸入其粉尘可能引发呼吸问题。因此，在使用这种化合物时，必须严格遵循安全措施。总之，生石灰是一种多用途的化合物，在各个领域具有重要应用。它在建筑、农业和环境管理中的作用突显了它在现代社会中的重要性。了解如何有效利用生石灰可以推动建筑实践的创新，提高农业产量以及增强环境保护。随着各行业的不断发展，对生石灰的需求可能会保持稳定，这强调了对其用途和安全处理实践的持续教育的必要性。