Subsidy floods retreat power battery companies found in…

On the one hand, lithium giant Ningde era IPO 24 days rushed meeting, refresh the IPO will be recorded; on the other hand, Jianruiwo can re-release the shareholder reduction announcement, while predicting a loss of more than 300 million yuan in the first quarter of this year. It is important to kn

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Gate and opening and closing equipment maintenance

Introduction: Gates and opening and closing equipment play a very important role in water conservancy and hydropower projects. How do we maintain and maintain them? Hydraulic metal structure equipment is one of the important equipment in water conservancy and hydropower engineering. In th

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The sales volume of hot-selling SUVs in the fourth quar…

According to the national automobile production and sales data provided by the CLUCC, sales of domestic SUVs (excluding imported cars) in the fourth quarter of 2017 reached 3.147 million units, which represented a sales advantage of more than 920,000 units compared to compact cars, further consoli

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Automatic control system for PC ceramic filter

The process of the PC ceramic filter includes the formation of the filter cake, the dewatering of the filter cake, the filter cake removal and the backwashing treatment. The work of the PC ceramic filter is completed by the control of the PLC, which has two automatic/manual control modes. Manually

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Application of dustproof innovative technology in mine …

1 Overview In the production of coal mines, mining, excavation, each transport step will generate a lot of dust. There are two main aspects of dust hazard: First, the harm to the human body. If a person's lungs inhale a large amount of mineral dust for a long time, they may suffer from pneumoco

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Bentonite mining technical conditions

Bentonite mining technical conditions project Claim The minimum thickness of the layer mineral recoverable 1 to 2 m Minimum stone thickness Not less than 1 m Open pit mining elevation Generally not less than 50 m below the erosion reference plane Open stripping ratio Not more than 4:1 Th

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LED explosion-proof emergency light integrated and spli…

LED explosion-proof emergency light integrated and split type how to choose Explosion-proof metal halide lamps as an example: Standard configuration: When the battery is 6 amps, the 35 watt emergency takes about 90 minutes and the 70 watt emergency takes about 45 minutes, which means the dischar

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