block coal

简明释义

1. 大块煤; 2. 块煤;

英英释义

例句

1.The price of block coal has increased this year due to high demand.

由于需求高涨，块煤的价格今年上涨了。

2.The factory uses block coal to power its machinery.

该工厂使用块煤为其机器提供动力。

3.During the winter, we stock up on block coal for our fireplace.

冬天，我们储备块煤供壁炉使用。

4.Using block coal is a common practice in many industries.

在许多行业中使用块煤是一种常见做法。

5.They transported block coal by truck to the power plant.

他们通过卡车将块煤运输到电厂。

作文

The use of coal as a primary energy source has been prevalent for centuries. Among the various forms of coal, block coal (块煤) stands out due to its unique properties and applications. Block coal is characterized by its large, solid pieces, which are typically used in industrial processes and heating applications. This form of coal is less processed than other types, making it a more natural option for certain uses. One of the main advantages of block coal is its high carbon content, which allows it to burn efficiently and produce a significant amount of heat. This efficiency makes it an ideal choice for industries that require high-temperature processes, such as steel manufacturing. In these settings, block coal is often used in blast furnaces, where temperatures can exceed 1,500 degrees Celsius. The ability of block coal to sustain such high temperatures is crucial for the production of molten iron, which is then transformed into steel.In addition to its industrial applications, block coal is also commonly used in residential heating. Many households, especially in rural areas, rely on block coal stoves or fireplaces to provide warmth during the colder months. The solid nature of block coal allows it to be stored easily and burned slowly, providing a steady source of heat over an extended period. This characteristic is particularly advantageous for people living in regions where access to other forms of energy may be limited.However, the use of block coal does come with environmental concerns. The burning of coal releases significant amounts of carbon dioxide and other pollutants into the atmosphere, contributing to climate change and air quality issues. As a result, there has been a growing movement towards cleaner energy sources. Nonetheless, block coal remains a vital resource in many parts of the world, especially where alternative energy options are not yet viable.To mitigate some of the environmental impacts associated with block coal, advancements in technology are being explored. For instance, carbon capture and storage (CCS) technologies aim to capture the carbon emissions produced during the combustion of block coal and store them underground, preventing them from entering the atmosphere. Additionally, researchers are investigating ways to improve the efficiency of block coal combustion, which could reduce the overall emissions per unit of energy produced.In conclusion, block coal plays a significant role in both industrial and residential settings. Its high carbon content and efficiency make it a valuable resource for generating heat and energy. However, the environmental implications of its use cannot be ignored. As the world moves towards more sustainable energy practices, finding a balance between utilizing block coal and minimizing its environmental impact will be essential. With ongoing research and technological advancements, there is hope for a future where block coal can be used more sustainably, ensuring that it continues to serve as a critical energy source while addressing the pressing challenges of climate change.

煤炭作为主要能源的使用已经存在了几个世纪。在各种形式的煤中，块煤（block coal）因其独特的性质和应用而脱颖而出。块煤的特点是其大块、固体的形态，通常用于工业过程和供暖应用。这种形式的煤比其他类型的煤加工得更少，使其成为某些用途的更自然选择。块煤的主要优点之一是其高碳含量，这使其燃烧效率高，能够产生大量热量。这种效率使其成为需要高温工艺的行业的理想选择，例如钢铁制造。在这些环境中，块煤通常用于高炉中，温度可以超过1500摄氏度。块煤能够维持如此高的温度对于生产熔融铁至关重要，随后这些熔融铁被转化为钢。除了工业应用外，块煤在家庭供暖中也很常见。许多家庭，特别是在农村地区，依靠块煤炉灶或壁炉在寒冷的月份提供温暖。块煤的固体特性使其易于储存并缓慢燃烧，能够在较长时间内提供稳定的热源。这一特性对生活在能源获取可能有限的地区的人们尤为有利。然而，使用块煤确实存在环境问题。燃烧煤炭会释放大量二氧化碳和其他污染物进入大气，导致气候变化和空气质量问题。因此，越来越多的人开始推动清洁能源的使用。尽管如此，块煤仍然是世界许多地方的重要资源，尤其是在其他替代能源尚未可行的情况下。为了减轻与使用块煤相关的一些环境影响，正在探索技术进步。例如，碳捕集与封存（CCS）技术旨在捕获燃烧块煤过程中产生的碳排放，并将其存储在地下，防止其进入大气。此外，研究人员正在调查改善块煤燃烧效率的方法，这可以减少每单位能量生产的总体排放。总之，块煤在工业和住宅环境中都发挥着重要作用。其高碳含量和效率使其成为产生热量和能量的宝贵资源。然而，其使用带来的环境影响不容忽视。随着世界向更可持续的能源实践迈进，在利用块煤和最小化其环境影响之间找到平衡至关重要。随着研究和技术的不断进步，人们对未来充满希望，期待块煤能够以更可持续的方式使用，确保其继续作为关键能源，同时应对气候变化的紧迫挑战。