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Table tennis (Pingpeng) racket game standards
2020-4-28
Most table tennis rackets purchased by people for entertainment are just for the convenience of playing, and amateur table tennis players who choose …
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Inspection method of outer rotor motor
2020-4-25
Brushless outer rotor motor has the characteristics of high efficiency, low noise, light weight, compact structure, easy installation and maintenance.…
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Quality inspection method for watches
2020-4-20
In the process of watch inspection, in addition to verifying the number, style, and model of the product, a visual inspection of the watch's appeara…
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Why should we carry out AC withstand voltage test during the inspection of electrical equipment
2020-4-20
In the electrical inspection process, the AC withstand voltage test is a more effective and direct method to identify the insulation strength of elec…
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Why Chinese suppliers often have quality problems
2020-3-29
Today's China, with the upgrading and improvement of the supply chain, the scale of the manufacturing industry has continued to develop, and China's …
Topics : Quality control services in China
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Classification and causes of color difference of clothing fabrics
2020-3-21
The quality of the fabric is as important as the workmanship. The color difference of clothing is mainly caused by the color difference of the fabric.…
Topics : clothing quality control in China