bauxite
简明释义
n. 矾土，[矿物] 铁铝氧石；[矿物] 铝土矿
英英释义
A sedimentary rock that is the primary ore of aluminum, composed mainly of aluminum oxides and hydroxides. | 一种沉积岩，是铝的主要矿石，主要由铝氧化物和氢氧化物组成。 |
单词用法
铝土矿 | |
铝土矿开采 | |
铝土矿生产 | |
铝土矿储量 | |
铝土矿加工 | |
铝土矿精炼 |
同义词
反义词
| 铝土矿 | 铝土矿通过拜耳法从铝土矿中提取。 | ||
| 金属 | 从铝土矿提取的金属主要是铝。 |
例句
1.They have developed a new process for extracting aluminium from bauxite.
他们开发了一种从铝氧石中提炼铝的新工艺。
2.Township enterprises in the exploitation of coal, bauxite-based.
乡镇企业以开采煤炭、铝钒土为主。
3.Brown aluminium oxide abrasive is fused and crystallized under high temperature from a mixture of bauxite and other materials.
布朗的三氧化二铝磨料，是融合和凝结着高温条件下，从混合铝土矿和其他材料。
4.It wants to turn the hillside into a giant bauxite mine to feed its refinery at the foot of the mountain.
万达塔想将山坡变为为它在山脚下的炼铝厂提供原料的巨型铝土矿。
5.Based on practical data, this paper deals with geological features and ore-stone quality of the high-Fe type bauxite.
文中以实际资料论述了高铁型铝土矿的地质特征和矿石质量。
6.Bauxite resource is abundant in Guizhou province.
贵州省盛产铝土矿资源。
7.China is rich in iron ore, bauxite, zinc, nickel, coal and crude oil deposits.
中国拥有丰富的铁矿石、铝土矿、锌、镍、煤炭和原油储量。
8.Mining companies are exploring new sites for bauxite extraction to meet global demand.
矿业公司正在探索新的铝土矿开采地点，以满足全球需求。
9.The quality of bauxite can vary significantly from one region to another.
不同地区的铝土矿质量差异可能很大。
10.The main source of aluminum is bauxite, which is an ore rich in aluminum oxide.
铝的主要来源是铝土矿，这是一种富含铝氧化物的矿石。
11.Aluminum smelters require large quantities of bauxite to produce aluminum metal.
铝冶炼厂需要大量的铝土矿来生产铝金属。
12.Australia is one of the largest producers of bauxite in the world.
澳大利亚是世界上最大的铝土矿生产国之一。
作文
Bauxite is an essential mineral that plays a crucial role in the production of aluminum. It is primarily composed of aluminum oxide minerals, such as gibbsite, boehmite, and diaspore. These minerals are typically found in tropical and subtropical regions, where weathering processes have concentrated the aluminum content. The significance of bauxite (铝土矿) cannot be overstated, as it serves as the primary ore for extracting aluminum, which is widely used in various industries, including transportation, construction, and packaging.The process of extracting aluminum from bauxite (铝土矿) involves several steps, starting with the mining of the ore. Once the bauxite (铝土矿) is mined, it undergoes a refining process known as the Bayer process. This method involves crushing the ore and mixing it with a hot, caustic soda solution, which separates the aluminum oxide from impurities. The result is a white powder known as alumina, which is then subjected to electrolysis to produce aluminum metal.One of the most significant advantages of using bauxite (铝土矿) as a source of aluminum is its abundance. Countries like Australia, China, Brazil, and Guinea are some of the largest producers of bauxite (铝土矿), contributing significantly to the global supply. This availability ensures that aluminum remains a cost-effective material for manufacturers, making it a preferred choice in many applications.Moreover, the lightweight nature of aluminum derived from bauxite (铝土矿) makes it an ideal material for the aerospace and automotive industries, where reducing weight is crucial for improving fuel efficiency. In construction, aluminum is valued for its durability and resistance to corrosion, making it suitable for various architectural applications.However, the extraction and processing of bauxite (铝土矿) also raise environmental concerns. Mining activities can lead to deforestation, habitat destruction, and soil erosion. Additionally, the refining process generates red mud, a byproduct that poses disposal challenges and can contaminate local water sources if not managed properly. As a result, there is a growing emphasis on sustainable practices within the industry to minimize the ecological footprint of bauxite (铝土矿) mining and processing.In conclusion, bauxite (铝土矿) is a vital resource for aluminum production, with far-reaching implications across various sectors. While it provides numerous benefits, including economic growth and technological advancements, it also necessitates responsible management to mitigate environmental impacts. As we continue to rely on aluminum for our modern needs, understanding the importance of bauxite (铝土矿) and advocating for sustainable practices will be crucial in ensuring that this valuable resource is available for future generations.
