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Ultrasonic testing methods for steel forgings GB/T 6402-9l
Ultrasonic Testing of Forged Steel Products
Introduction
Ultrasonic testing (UT) is a non-destructive inspection method used to locate and identify discontinuities in forged steel products. In UT, sound waves are used to detect hidden defects in the material and provide a detailed cross-section ......
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Emily
Aluminum and aluminum alloy plates that cannot be strengthened by heat treatment GBn 168-82
Aluminium and Aluminium Alloy Plate with Non-Heat Treatable Strengthening
Aluminum and aluminum alloy plate with non-heat treatable strengthening, referred to as GBn 168-82, is a kind of new non-heat treatable strengthening aluminum alloy. It has a higher strength than common aluminum alloy, 1/2-......
English Vocabulary of China's Industrial Machinery and Equipment Export Commodities
The export of industrial machinery and equipment in China
China is a major exporter of industrial machinery and equipment, ranking among the top three in the world for the sector. In recent years, the country has seen substantial growth in the number of foreign buyers of its machinery, as more ......
English-Chinese Contrast Table of Statistical Terms
Introduction
Learning a new language can be a difficult process. The first step, however, is understanding the terminology associated with the language. A sound knowledge of the vocabulary of the language is necessary in making the process easier. This is especially true when learning mathematical......
Open field mining
Empty Field Mining
Empty field mining is a surface mining technique used to selectively mine thick, flat, horizontal geologic deposits. This method is typically used to extract coal from large deposits found in an area such as the Powder River Basin in Wyoming and Montana. Empty field mining util......
Determination of mineral content
Mineral Content Determination
Minerals are some of the most crucial elements that contribute to the maintenance of the ecosystems and human health. Mineral content determination is defined as the process of measuring the amounts of essential minerals present in a specimen. This analysis is perfor......
Titanium zirconium sand ore beneficiation
Titanium and Zirconium Sand Ore Beneficiation
Company A owns three titanium and zirconium sand ore mines in China. Sand ore is a composite ore which contains titanium and zirconium. Titanium and zirconium are two important raw materials in many industries. Therefore, benefication of the ore is nec......
Ultrasonic Particle Size Analysis
Particle size analysis is an important parameter for many scientific studies such as surface chemistry, food science, drug formulation, coatings, and materials science. To acquire an accurate measurement of particle size, many techniques have been developed including light scattering, electron micr......
crushing ratio
The Fragility Index
The fragility index is a measure of how vulnerable a country or political system is to social and economic disturbances. A high fragility index indicates a high level of political instability, economic hardship and social unrest. A country with a high fragility index is typica......
Tapered chute
Seven Wonders Of The Ancient World
Since the beginning of human civilization, people have been fascinated by the grandeur and wonder of the ancient world. Many amazing monuments, vast cities and incredible architectural achievements have been constructed throughout history. Although most of these......
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