China's steel trade friction renewed product export…

In recent years, the overcapacity in China has not been improved. The elimination of outdated production capacity has led to a rise in steel production capacity. This is partly related to China's extensive development, and low-value-added products still account for In the mainstream, although ma

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Bearish 2014 heavy truck manufacturers business policy …

After the Spring Festival, people began to return to work. For most heavy-duty truck dealers, the manufacturer's business policies have been studied in depth during the past years or during the Spring Festival. At this time, most of them have invested in the new year. The reporter learned that

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Correct measurement and improvement measures of punctur…

Summary With the ever-increasing switching frequency of DC/DC converters, the effect of puncturing noise becomes more and more obvious. Now, although the observation of puncture noise has become simple due to the continuous improvement of the performance of the oscilloscope, the exact size of the pu

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Yuchai's Engine Sales Reached 500,000 Units Again i…

In 2013, Yuchai's accumulated sales of engines exceeded 500,000 units, successfully curbing the momentum of two consecutive years of decline since 2011, and becoming the industry's first multi-cylinder diesel engine company to return to 500,000 units; the year-on-year increase was mu

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Automakers exhibiting low enthusiasm

The 10th Guangzhou International Automobile Exhibition public visit day is in progress. Although the Guangzhou Auto Show has recently been affected by the environment, the industry is not optimistic, but the actual data show that the scale of this auto show has not shrunk, the number of fi

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Gear transmission structure analysis

Planetary gear transmission has the advantages of compact structure, small size, light weight, large transmission ratio range, high efficiency, stable operation and low noise. The volume is optimized to minimize the quality and can not bring obvious economic benefits. After the mining car has been

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Optimization design and conventional design of planetar…

At present, there are examples of the application of the planetary gear transmission with less tooth difference to the winch. The application of the involute and less tooth difference planetary transmission on the winch adopts the KHV type small tooth difference planetary gear transmission structur

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