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Frozen ground survey
Introduction
Frozen soil engineering belongs to soil mechanics, which studies the various physical and mechanical properties of frozen soil, the law of freeze-thaw and its changes, the settlement behavior and its mechanism during the thawing process. It provides a theoretical basis and technical ......
1070 
Avery
Harm of acid gas to human body
The Harms of Acid Rain to Human
Acid rain is a form of precipitation with high levels of sulfuric and nitric acids. It is created when pollutants, such as sulfur dioxide and nitrogen oxide, react in the atmosphere, forms their respective acids, and then fall to the ground. Acid rain is a major en......
plant structure reliability
Structural Reliability of Factory Building
Introduction
A factory building needs to have an inverse relationship between the probability of failure and the risk of damages caused by its failure. Structural reliability of factory building mainly refers to the reliability of the whole structure o......
body protection
Body armor is an essential component of safety for many people in today’s world. The advances in technology have resulted in enhancement in the materials used to make body armor, as well as the standards used to test how well the armor performs in protecting its wearer against incoming ballistic ......
Lifting Machinery Safety
Crane Safety
Cranes are important pieces of equipment in industrial and construction settings. They are used to lift and move heavy objects, allowing workers to safely maneuver materials. Cranes are highly efficient, but they present unique dangers, and it is important to follow safety protocols ......
mine ventilation structures
Mining Ventilation constructions
Mining ventilation constructions are important for the safe and efficient operation of any mine. With the correct ventilation and air circulation, dangerous airborne pollutants and heat can be removed, making conditions safer for miners and improving efficiency a......
Environmental elements
Environmental Elements
The environment is made up of physical, chemical, and biological components that interact to create a complex system. People are a part of the environmental element, as human activities often change the environment in unpredictable ways. To protect the land, air, and water ......
Million tons of steel slag turning waste into treasure
From Wastes into Treasure: Turning Millions of Tons of Steel Slag into Valuable Materials
Steel slag is a byproduct of steel production. Every year, millions of tons of steel slag are produced worldwide. However, while it can be utilized in construction, steel slag is often discarded as waste. Bu......
Lift
，主要内容是汽车行业的未来发展趋势
The automotive industry is one of the most important industries in the world economy. It has been driving the economy for decades and is expected to continue to do so in the future. The industry has experienced a shift in the past few years, which is leading to ne......
Application of water source heat pump in civil air defense engineering
Ground-Source Heat Pump in Human Defense Engineering
Abstract
Ground-Source Heat Pump has been widely used in human defense engineering for its advantages in energy conservation, environmental protection and reliability. This article introduced the application of Ground-Source Heat Pump in human......
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