Search results for keyword: historic
windlass
Technology and its Impact on Society
The development and use of technology has had a profound effect on society and its inhabitants. The impact of technology is far-reaching and can be seen in diverse aspects of everyday life, from how we communicate with one another to how we conduct business an......
1039 
Emily
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......
calipers
The Role of the Ruler
The ruler is a powerful figure in society. They have the power to make laws and decisions that affect the lives of the people in their kingdom or nation. They are seen as having supreme authority and represented justice and fairness. Rulers have been around since the dawn of ......
Plug valve
The Rotary Valve is a versatile and effective way to control the flow of liquids,solids, and gases in a pipe or conduit. It consists of an outer housing, a rotatable disk, and an internal valve, all of which are typically made of metal or a solid plastic. The rotary valve is used for two main purp......
turbine
Technology and Modern Life
Today in modern life, technology plays a vital role. Everywhere we turn, it seems that technology is among us, changing the way that we live on a daily basis. Technology has made the world an easier and more efficient place, and with its ever-evolving advancements, the ......
Mandatory standards for instrumentation
Instrument and Apparatus Mandatory Standards
Instruments and apparatus are a part of daily life. Many devices we use depend on accurate measurements, calibrations and testing of these devices. To ensure the quality and accuracy of these instrument and apparatus measurements, a set of mandatory st......
Cangzhou Iron Lion
Cangzhou Iron Lion
One of the most iconic landmarks of the city of Cangzhou, Hebei Province, China is the Iron Lion. Boasting a history of nearly a thousand years, the Iron Lion is a symbol of strength and courage, as well a reminder of the city’s past and present.
The Iron Lion has been around......
ship
Shipbuilding
Shipbuilding is the construction of ships and other floating vessels. It involves specialized activities such as designing, materials selection, and building the vessel. Shipbuilding has been around since humans first began to explore the waters. While wooden ships were the most comm......
pot camel machine locomobile
Locomobile was the first recorded steam-engine automobile produced in North America and the oldest name in American automobile manufacturing. The Locomobile Company was founded in 1899 by John and Edgar Apperson, a pair of bicycle-racing brothers from New York.
The Appersons first vehicle was cal......
Development of Ultrasonic Machining Technology that Improves Cutting Efficiency by 5 Times
ultrasonic machining is a non-traditional machining method which uses acoustic energy to cut or shape hard and brittle material. This method uses high frequency sound vibrations of about 20kHz to 60kHz that are generated by an embedded transducer inside a tool bit and amplified by an impedance mat......
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