[Introduction] China's LED industry patent analysis seminar was held in Guangzhou recently. At the same time of rapid growth of LED lighting, the domestic LED lighting industry still faces problems such as lack of core technology, insufficient patent layout, and lack of industry standa.......

An energy-carrying body in which a material is pulverized by its own impact force and grinding force in a ball mill and a rod mill. The most commonly used grinding media are rod media (steel bars) used in ball media and rod mi.......

Basic copper ore beneficiation flotation mainly single flotation process copper sulphide ores is generally relatively simple, only grinding - flotation structure and different complex copper sulphide ore, mill herein describe.......

Currently gold mine heap leach ore mostly open-pit mining, waste so rarely used to fill mined-out area, and needs to find another waste disposal site. The selection of the site is generally in the valley near the heap immersion site........

Fun in May, Charming Lake City!

On May 6, 2017, to support the trust and trust of old and new customers in Hengshui, Hebei, Shaanxi Automobile's Shijiazhuang Office, Xikang Shijiazhuang Office and Hengdong Group's Shaanxi Automobile Cummins 4S Store successfu.......

(1) Transfer and localization of international textile machinery manufacturing and production

With the adjustment of the international textile machinery manufacturing industry, China has become the object of the transfer of manufacturing and production of international advanced textil.......

This standard is applicable to product inspection tests for automotive suspension coil springs (hereinafter referred to as springs).

Common terms:

1. The spring term used in this standard is in accordance with the provisions of GB 1805-79 "Spring terminology" and &q.......