The primary component of sand is
silica, also known as silicon dioxide.
沙子的主要成分是二氧化硅，也称为硅石。
Silica gel packets are often included in packaging to absorb moisture and prevent damage.
包装中常包含硅胶包，用于吸收湿气并防止损坏。
Exposure to crystalline
silica dust can lead to serious lung diseases like silicosis.
接触结晶型二氧化硅粉尘可能导致严重的肺部疾病，如硅肺病。
The glass manufacturing process involves heating a mixture of
silica sand, soda ash, and limestone.
玻璃制造过程包括加热二氧化硅砂、苏打灰和石灰石的混合物。
Silica is used as an abrasive material in various cleaning and polishing products.
二氧化硅被用作各种清洁和抛光产品的磨料。
In the electronics industry,
silica is a key ingredient in the production of semiconductor devices.
在电子工业中，二氧化硅是生产半导体器件的关键原料。
The use of
silica-based insulation materials has increased due to their excellent thermal properties.
由于其优异的热性能，硅基绝缘材料的使用已增加。
Silica supplements are sometimes taken to promote healthy hair, skin, and nails.
有时人们会服用二氧化硅补充剂以促进头发、皮肤和指甲的健康。
The company extracts
silica from quartz deposits found in the region for industrial applications.
该公司从该地区的石英矿床中提取二氧化硅用于工业应用。
Researchers are exploring the potential of
silica nanoparticles for targeted drug delivery systems.
研究人员正在探索二氧化硅纳米粒子在靶向药物递送系统中的潜力。
"For instance, the Simandou iron ore project (in Guinea), which involves Chinese companies and Rio Tinto, produces 65.5 percent grade iron ore, and has relatively low alumina and silica impurity levels, helping boost the steel industry's efforts to reduce carbon emissions," Zhu said.
朱说：“例如，中国公司和力拓集团参与的西芒杜铁矿石项目（几内亚）生产了65.5%的铁矿石，氧化铝和二氧化硅杂质水平相对较低，有助于推动钢铁行业减少碳排放。”。
Evonik, one of the world leaders in specialty chemicals, said its first fumed silica production facility in China started operation on Thursday, which will fulfill local market's demands for silicones, coatings, adhesive, sealants and many other industrial applications.
德国特种化学品巨头Evonik公司表示，其在中国的第一个气相二氧化硅生产设施于周四开始运营，这将满足当地市场对硅胶、涂料、粘合剂、密封剂等多种工业应用的需求。
With the demands for fumed silica in the Chinese market growing steadily in recent years, Evonik vows to deliver premium services and products to customers in China and Asia, it said.
随着中国市场对气相二氧化硅的需求近年来稳步增长，Evonik表示将致力于向中国和亚洲的客户提供优质的产品和服务。
Located in the Zhenjiang new material industry park in Jiangsu province, the joint venture between Evonik and the Chinese company Wynca will combine Evonik's product technology with Wynca's silicone industry chain, producing high-value fumed silica products.
位于江苏省镇江新区新材料产业园，Evonik与中化集团旗下 Wynca 的合资企业将结合Evonik的产品技术与Wynca的硅产业链，生产高附加值的气相白炭黑产品。
Fumed silica is an important functional material.
烟雾硅胶是一种重要的功能性材料。
"The joint venture will be a strong complement to Evonik's global presence in fumed silica.
这项合资企业将有力补充Evonik在全球气相二氧化硅业务中的布局。
We expect win-win results through leveraging the expertise of both parties in silicon materials," said Claudine Mollenkopf, head of Evonik Silica business line.
“我们期待通过利用双方在硅材料领域的专业知识，实现双赢的结果，”Evonik Silica业务线负责人克劳迪娜·莫尔肯科普夫(Claudine Mollenkopf)表示。
The high-tech enterprise turns silica sand into a coated substance, widely used in sectors such as oil exploration, construction and casting as well as paving stones.
But in the 1980s scientists made an exciting discovery－Naiman Banner was rich in the finest silica sands with reserves of 50 billion tons.
"Relying on the large reserves of silica sand, local government has developed the industry and turned what many saw as waste into wealth," said Zhu Zhenmin, deputy director of forestry bureau in Naiman Banner.
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