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iron man of song dynasty
The Song Dynasty Iron Man
During the Song Dynasty in China, a man named Zhao Kuangyin began making what became known as the Iron Man. Zhao was born into a military family in 927, and it was here that he learned the art of war. As a young man, he joined the Liangzhou army, and it was during this s......
1052 
Olivia
Selection skills of drainage pump
Drainage Pump Selection Skills
Drainage pumps are widely used in agricultural production, urban infrastructure construction and other fields. Drainage pumps are mainly used for drainage, water supply and water circulation. When purchasing drainage pumps, the most important thing is to choose the ......
Permanent magnet electric drum
Introduction
Permanent magnet motors have been widely used due to their high energy efficiency, power density and dynamic response, particularly in high speed applications. The rotary permanent magnet motor is a motor which utilizes the Lorentz force generated between energized winding and a perm......
Bench Drilling Machine
Desktop drilling machine
Desktop drilling machines are used for drilling metal and plastic components. They are typically small and light-weight enough to be mounted onto a desk or bench-top, making them ideal for hobbyists and smaller workshops. They are powered by electric motors and can be out......
rotary piston engine
Rotary Engine
A rotary engine is an internal combustion engine that uses rotary motion of discs or vanes in order to convert thermal energy into mechanical work. These types of engines are characterized by having no pistons, a circular combustion chamber, and rotors instead of cylinders. This type......
Modeling and core making equipment: core making machine
Automated Chip Manufacturing Equipment
Automated chip manufacturing equipment is a type of equipment used to produce semiconductor chips. In its most basic form, the equipment consists of an integrated circuit (IC) lithography system, an automatic handling system and several inspection systems. T......
Suction cup: round permanent magnetic suction cup
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Round magnets are the most common type of permanent magnets.1 They are magnets that is round in shape and made of a hard material such as neodymium or ferrite.2 They are commonly used for a variety of purposes such as attracting materials, holding objects in place, or creating a magnetic field.3
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HF, GL grill decontamination machine
1 Introduction
The GL and HF type grid cleaners are both devices used for water treatment. They are designed to remove impurities from water by passing the water through a series of grids or slat screens. The GL type grid cleaner has a rotating arm with triangular grids that are spaced approximat......
Pump Encyclopedia: Analysis of the structure and function principle of air lift pump
Air Lift Pumps - Structure, Function and Principle of Operation
Air lift pumps are simple, efficient and reliable tools used to lift liquids and gases from one location to another. It is based on the Archimedean principle of buoyancy and is also known as a pneumatic pump.
An air lift pump is es......
electronic scale
The Modern Digital Kitchen Scale
When it comes to making the perfect meal, weighing out ingredients is an essential step. For many years, traditional kitchen scales were the go-to choice when it came to measuring ingredients, but these days more and more cooks are reaching for digital scales to g......
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