First, the nature of compressed air and pre-treatment compressed air comes from the atmosphere, while the atmosphere contains a certain amount of water vapor, which is a kind of humid air. Engineering thermodynamics believes that the water vapor pressure in wet air is usually very low, wh…
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The project “Research on Calibration Technology for Verification of Automatic Energy Verification Instruments V…
In response to the problems of anti-drought well project quality and lack of support, the government and the government of the Fuxin Mongolian Autonomous County of Liaoning Province held a special meeting on development, finance, and water conservancy, etc. on the 18th to request th…
Recently, Qingdao Shuangxing and Shandong Hengyu Technology Co., Ltd. signed a strategic cooperation agreement in Qingdao, and jointly invested in the formation of Qingdao Xingheng Tire Co., Ltd. to leverage the advantages of both parties, promote industry consolidation, and jointly …
Firstly read a set of data: In 2013, the sales revenue of Wuzhen Special Vehicles was RMB 120 million; in 2014, the sales revenue reached RMB 150 million, becoming the leading company in the industry; in 2015, the sales revenue reached RMB 500 million, an increase of…
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The transmission is a gear transmission that can be fixed or stepped to change the transmission ratio between the output shaft an…
According to the National Bureau of Statistics, in 2015, the national lithium-ion battery industry accumulated sales revenue of 447.4 billion yuan, an increase of 5%. The main product is lithium battery enterprise income of 203 b…