Comprehensive Utilization of Jiangxi Tailings Resources and Research on Circular Economy
In the process of China's economic development, 95% of energy and 85% of raw materials come fro...
Comprehensive Utilization of Jiangxi Tailings Resources and Research on Circular Economy
In the process of China's economic development, 95% of energy and 85% of raw materials come fro...
Gold's major industrial minerals and gold ore types
At present, there are not many gold minerals found in nature, about 20 kinds. The most common nativ...
Commonly used process flow for gold and silver ore flotation
Floatation choice is usually determined according to the nature of the gold and silver ore product ...
· Bosch sells SG Holdings to Zhengzhou Coal Machinery for US$595 million
According to foreign media reports, Bosch announced that it will sell its subsidiary SG Holdings to...
China is to extend the compulsory education
China is to extend the compulsory education to encompass high schools nationwide by 2020, accordi...
Gasoline generator set maintenance learn trial commissioning
Gasoline generators are generally purchased as spares, so they are always waiting for use, but the...
· Second-hand car sales increased by 22.17% in the first quarter.
April is the traditional off-season of the car consumption cycle, and the busy season will also lea...
In the first quarter, imported cars continued to replenish stocks, bringing the total number of imp...
Design of circular gear hob blade shape by common rack method
Manufacturing technology uses the common rack method to design the arc gear hob blade shape. Zhanji...
Insecticidal lamps - an important agricultural technology for the production of organic vegetables
Organic vegetables are organically grown and managed by healthy vegetables. Therefore, o...
China Shipbuilding Chengxi Guangzhou Company completed "the world's first heavy ship"
On March 7, CSSC Chengxi Yuanhang Ship (Guangzhou) Co., Ltd. successfully completed the special ins...
Thermodynamic Characteristics of Gold and Silver Cyanide Leaching (II)
NV Sidgwick published his calculation of R=2.5×10 29 in 1952 and calculated that the oxidation-...