mine portal

简明释义

平硐口

英英释义

例句

1.The mine portal 矿井入口 was sealed off after the safety inspection revealed significant hazards.

在安全检查发现重大隐患后，mine portal 矿井入口被封闭。

2.A ventilation system was installed at the mine portal 矿井入口 to ensure air quality.

在mine portal 矿井入口安装了通风系统以确保空气质量。

3.Workers are required to wear helmets near the mine portal 矿井入口 due to falling debris.

由于可能有掉落的碎片，工人在mine portal 矿井入口附近需要佩戴头盔。

4.Safety protocols must be followed when entering the mine portal 矿井入口 to prevent accidents.

进入mine portal 矿井入口时必须遵循安全协议以防止事故。

5.The engineers inspected the mine portal 矿井入口 for any signs of structural damage.

工程师检查了mine portal 矿井入口是否有结构损坏的迹象。

作文

The term mine portal refers to the entrance or opening of a mine, which is crucial for the extraction of minerals and other resources from beneath the earth's surface. A mine portal serves as the primary access point for miners and equipment, allowing them to enter and exit the underground workings safely. Understanding the significance of a mine portal is essential for anyone involved in mining operations, as it plays a vital role in ensuring the efficiency and safety of the mining process.In the context of mining, a mine portal can be constructed in various ways depending on the type of mine and the geological conditions of the area. For instance, in underground coal mining, a mine portal may be developed on the side of a hill or mountain, where the coal seam is closest to the surface. This type of portal allows for easier access to the coal deposits while minimizing the amount of overburden that needs to be removed.Additionally, the design of a mine portal must also take into consideration safety factors such as ventilation, stability, and emergency egress. Proper ventilation is crucial in a mine portal to ensure that fresh air can circulate throughout the mine, reducing the buildup of harmful gases like methane and carbon dioxide. Engineers often incorporate ventilation shafts and fans into the design of a mine portal to facilitate this airflow.Moreover, the stability of a mine portal is paramount to prevent collapses that could endanger the lives of miners. Reinforcement techniques, such as the use of steel supports or shotcrete, are commonly employed to enhance the structural integrity of the mine portal. These measures help to ensure that the entrance remains safe for daily operations and during any unforeseen events.Emergency preparedness is another critical aspect of a mine portal. In the event of an accident or natural disaster, miners must have a clear and safe route to exit the mine quickly. Therefore, a well-designed mine portal includes multiple escape routes and signage to guide workers during emergencies.The importance of a mine portal extends beyond safety and functionality; it also has economic implications. The efficiency of a mine portal can significantly affect the overall productivity of a mining operation. A well-constructed portal allows for faster transport of materials, which can lead to reduced operational costs and increased profitability for mining companies.In conclusion, the mine portal is a fundamental component of any mining operation, serving as the gateway to the resources that lie beneath the earth. Its design and construction require careful consideration of safety, efficiency, and environmental impact. As the mining industry continues to evolve, the role of the mine portal will remain integral to the success of mining operations around the world. Understanding its significance not only helps in appreciating the complexities of mining but also underscores the importance of responsible resource extraction practices.

术语mine portal指的是矿井的入口或开口，这对于从地球表面下方提取矿物和其他资源至关重要。mine portal作为矿工和设备的主要通道，允许他们安全地进出地下工作。理解mine portal的重要性对于任何参与采矿作业的人来说都是必不可少的，因为它在确保采矿过程的效率和安全性方面发挥着重要作用。在采矿的背景下，mine portal可以根据矿山类型和地区的地质条件以多种方式建造。例如，在地下煤矿开采中，mine portal可能在山丘或山脉的侧面开发，那里煤层最接近地表。这种类型的入口允许更容易地进入煤矿，同时尽量减少需要移除的覆盖层。此外，mine portal的设计还必须考虑安全因素，如通风、稳定性和紧急撤离。适当的通风对于mine portal至关重要，以确保新鲜空气可以在矿井中循环，减少甲烷和二氧化碳等有害气体的积聚。工程师通常在mine portal的设计中结合通风井和风扇来促进这种气流。此外，mine portal的稳定性对防止坍塌至关重要，这可能危及矿工的生命。常用的加固技术，如使用钢支撑或喷射混凝土，通常用于增强mine portal的结构完整性。这些措施有助于确保入口在日常操作和任何突发事件期间保持安全。应急准备是mine portal的另一个关键方面。在发生事故或自然灾害时，矿工必须有一条清晰且安全的路线迅速撤离矿井。因此，设计良好的mine portal包括多个逃生路线和指示标志，以便在紧急情况下指导工人。mine portal的重要性不仅限于安全和功能，它还具有经济意义。mine portal的效率可以显著影响采矿作业的整体生产力。一个构造良好的入口可以加快材料运输，从而降低运营成本并提高采矿公司的盈利能力。总之，mine portal是任何采矿作业的基本组成部分，作为通往埋藏在地球深处资源的门户。其设计和建造需要仔细考虑安全性、效率和环境影响。随着采矿行业的不断发展，mine portal的角色将继续在全球采矿作业的成功中占据重要地位。理解其重要性不仅有助于欣赏采矿的复杂性，还强调了负责任的资源开采实践的重要性。