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3.15 into the decisive battle golden period store preparations are ready to go

On the fifteenth day of the first month, the Lantern Festival was held. On the weekend jus…

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Diaphragm valve installation and maintenance

1 Be…

• Posted on April 26, 2023

The United States can avoid curse of shale gas?

Abstract On a satellite photo of …

• Posted on April 26, 2023

Welding mask for labor insurance products

Welding mask for labor insurance products:
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• Posted on April 26, 2023

Ronggang brand plastic pipe manufacturing process?

1. Surface treatment Surface treatment can improve the adhesion of the coating film to the tube…

• Posted on April 26, 2023

Xingwang Decorative Building Materials Factory is a large enterprise specializing in the production of ceiling products.

Xingwang Decorative Building Materials Factory is a large-scale enterprise…

• Posted on April 26, 2023

Spherical door lock logo, packaging, transportation, storage

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• Posted on April 26, 2023

Research on Monitoring Fuzzy Image Processing Technology and Development Issues

With the rapid development of computer image processing technology, the increasing popularity …

• Posted on April 26, 2023

The glass industry seeks cheap and clean energy

On September 19, Secretary-General Huang Shaota of the Guang…

• Posted on April 26, 2023

What is purple Jiaohua

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• Posted on April 25, 2023

The world’s first molecular engine with positive and negative rotation

Engineers dream of a single-molecule motor that can…

• Posted on April 25, 2023

What is the sensitivity of the vibration switch, the directional angle of the vibration switch, and the directionality of the tilt state of the ball switch?

The vibration switch, the directivity of the ball switch refers to…