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THE HISTORY OF EATING UTENSILS
One of the key elements of any civilization is the tools and utensils used by its people for the purpose of eating and food preparation. Eating utensils are usually the first tools invented by people, as the need for them is universally experienced. Not surprisingly......
1051 
Madison
Applicable occasions and working principle of pneumatic diaphragm pump
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Pneumatic diaphragm pumps are a type of positive displacement pump which uses motion generated by air, gas, or hydraulic pressure to move a flexible membrane, using vacuum suction to draw liquid or gas into a sealed chamber where it is pressurized and forced out of the chamber through an outlet.......
Core box
Socket boxes
Socket boxes are essential for any household. Not only are they suitable for everyday use, but they offer a range of benefits that are too good to pass up. With multiple sockets and a safe and secure structure, these boxes can provide a reliable and safe way to power up a range of ap......
Roundness measurement
Roundness Measurement
Roundness measurement is the process of measuring the perfect round or cylindrical shape of an object. It is done by measuring the radius and circumference of the object so that the exact shape can be determined. Roundness measurement is most commonly used in the engineering......
Bearing measurement error
Measurement Error of Bearings
Bearings are devices designed to provide rotational and/or translational motion between two mating components. Bearings are commonly used in a variety of machinery and engineering applications, including automobiles, aircraft, centrifugal pumps and industrial machine ......
Features of Centerless Grinding of Bearing Rings
The outer diameter of bearing ring is often subjected to finish grinding after forging or turning. Finishing grinding of bearing ring is an important process in bearing manufacturing, which affects the accuracy and performance of bearing, so it requires higher accuracy and stability.
Finishing gr......
Bearing assembly quality index
Bearings Assembly Quality Indicators Introduction
Bearings are found in a variety of applications in automobiles, computers, and other mechanical and electronic equipment. Their performance is an important factor in the quality and reliability of machines, and therefore their assembly quality is ......
Quantity transfer for length measurement
Summer in the City
Summertime in the city can be a magical experience. You don’t have to go very far to find something interesting to do – theres always something to explore. Summer in the city is a season of exploration and discovery.
No matter what type of activities interest you, there’s s......
mold
Mold technology is a major field of modern industrial production in the world. In the past, manual production dominated the manufacturing industry, and the production process of molds and products was not standardized. With the gradual maturity of modern mold technology, the production process and......
Grinding machines: bearing superfinishing machine tools
The bearing super-finishing machine is an indispensable machine for bearing machining. It is suitable for surface grinding of metal materials such as automobile bearings, bearing sets, precision mechatronics, electronic appliances, etc. It can be used to process large batch production of bearing pa......
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