From the aspects of the interrelationships and common problems of the components of the co...

In February of this year, during a two-day visit to China, U.S. Secretary of State Kerry visited t...

No matter which type of plastic packaging is used, it must meet the requirements of green packaging:...

The relevant departments of the State Grid and Tesla conducted several direct communicatio...

Beijing Jingfa Tendering Co., Ltd. is entrusted by the Beijing Municipal Center for Educat...

With the continuous development of science and technology, our country’s ind...

The graphene surface is originally water repellent, but dipping it into water, the "c...

The LED power supply made by the constant current type control IC represented by the 9910 series is...

In recent years, the crushing equipment has been greatly improved on the basis of the previous, its ...

PCB technology development assists in secondary upgrade of filling machinery With the pa...

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Since 2008, the demand for the European and American markets has been reduced due to the financial ...