People's Republic of China Ministry of Coal Industry 1997-12-30 approved 1998-06-01 implementation 1 Scope This standard specifies the requirements of automatic spray control valve with hydraulic support, test methods, inspection rules, signs, packaging, transportation and storage. This sta
Changzhou Changheng Jinggong Automation Equipment Co., Ltd. cooperated with colleges and universities to design and manufacture a special drying equipment for bleaching powder materials, which solved the current problem of discontinuous drying process of bleaching powder, serious a
In the second half of September, due to the influence of the National Day holiday, the market demand has decreased, and the market price in Guangzhou has also shown signs of slight decline, but the overall rate is not significant. Market participants believe that after the long holiday, the demand
In recent years, people have become accustomed to lowering vehicle prices, but they have never seen accessories in the market. A car is a consumable product, and it is difficult to buy a car to keep a car. When the car owners were full of hope that the accessories could also sing the protagonist o
Although Chinese companies v. European, American, and Japanese dumping of chloroprene rubber in China ended with the Chinese victory, the excessively low punitive tax rate has not effectively prevented the dumping of foreign products in the Chinese market for more than four months. The leader of Ch
“I really did not expect that your Tianji Group's expansion project for the production of ammonia plants took only 74 days, and the ammonia load increased to 1,300 tons or more within half a month. This is truly remarkable.†Recently, the former Deputy Minister of Chemical Industry
Abstract: In the construction of municipal construction and environmental management projects, rainwater and sewer systems often occupy a large proportion of investment. Therefore, how to design urban drainage piping system rationally under the various technical conditions that meet the stipulat
Huang Jiangnan, head of the United Nations Industrial Development Organization (UNIDO) office in China, pointed out at the Pan-Pearl River Delta Provincial Environmental Protection Joint Meeting that China’s circular economy and environmental protection industrialization need urgently to be
1, Definition 1) Static balance Correction balance and correction unbalance amount are carried out on a calibration surface of the rotor to ensure that the rotor is static within the stipulated range of allowable unbalance, which is also called static equilibrium. 2) Dynamic balance On the two corre
Xinhuanet Berlin on March 16 (Reporter Liu Haiyan) According to the German "Business Daily" report, the European Commission plans to propose a motion in April this year, suggesting that the auto parts design protection rights that favor automobile manufacturers should be abolished. A sp
The first joint-venture gas station of the multinational oil giant British BP and Sinopec in Zhejiang will be officially unveiled in Ningbo on January 1, 2005. By then, gas stations will be affixed with Sinopec and BP logos and brands at the same time, and will follow the global standards of BP to
The KYF-160 super large inflatable mechanical stirring flotation machine with the largest single tank volume manufactured by Beijing Mining and Metallurgical Research Institute and Jinchuan Group Co., Ltd. completed a three-month flotation kinetic test and slurry experiment. The pe