silica sand

简明释义

石英砂

英英释义

例句

1.The sports field was covered with silica sand to improve drainage.

运动场上铺满了硅砂以改善排水。

2.We need to source high-quality silica sand for our fracking operations.

我们需要为我们的压裂作业采购高质量的硅砂。

3.A mixture of silica sand and resin can create durable molds.

将硅砂和树脂混合可以制作耐用的模具。

4.The construction industry often uses silica sand for making concrete.

建筑行业通常使用硅砂来制造混凝土。

5.In glass manufacturing, silica sand is a key ingredient.

在玻璃制造中，硅砂是一个关键成分。

作文

Silica sand, known as 二氧化硅砂 in Chinese, is a naturally occurring granular material composed of finely divided rock and mineral particles. It is primarily made up of quartz, which is a form of silicon dioxide (SiO2). This material is extensively used in various industries due to its unique properties. In this essay, we will explore the characteristics, applications, and importance of silica sand in modern society.One of the key features of silica sand is its high purity and chemical stability. The high silica content makes it an ideal material for use in glass manufacturing, where clarity and strength are crucial. For instance, when producing flat glass for windows and solar panels, manufacturers rely on high-quality silica sand to ensure that the final product meets stringent standards. Additionally, the durability of silica sand allows it to withstand high temperatures, making it suitable for use in foundries and metal casting processes.Another significant application of silica sand is in the production of concrete. The fine grains of silica sand help to create a smooth texture and enhance the overall strength of concrete mixtures. This is particularly important in construction projects, where the integrity of structures depends heavily on the quality of materials used. Furthermore, silica sand is also utilized in hydraulic fracturing, a method used to extract oil and natural gas from underground reservoirs. In this process, silica sand serves as a proppant, keeping fractures open and allowing for the efficient flow of resources.In addition to industrial uses, silica sand plays a vital role in recreational activities. It is commonly used in sports fields, golf courses, and beach volleyball courts. The fine texture of silica sand provides excellent drainage and a safe surface for athletes, contributing to the overall enjoyment of these activities. Moreover, silica sand is often used in landscaping and filtration systems, highlighting its versatility.The extraction and processing of silica sand have raised environmental concerns, particularly regarding land degradation and water usage. Sustainable practices are essential to minimize the negative impacts associated with silica sand mining. Companies are increasingly adopting environmentally friendly methods, such as recycling water used in the extraction process and restoring mined areas to their natural state.In conclusion, silica sand (二氧化硅砂) is a crucial material that supports various industries and recreational activities. Its unique properties, such as high purity and durability, make it an indispensable resource in glass manufacturing, construction, and energy extraction. As we continue to rely on silica sand for its numerous applications, it is vital to implement sustainable practices to protect our environment and ensure the longevity of this valuable resource.