On December 3, 2015, the China Institute of Land and Resources Economics released the “Report on China's Mineral Resources Conservation and Comprehensive Utilization (2015)”.

The report shows that the accumulated stock of tailings in Ch…

From July 13 to 14, the Dongfeng Motor Engineering Vehicle Division held the 2013 Henan Regional Industry Training Exchange Conference in Zhengzhou. Participants in the training included Zhonglian Lianfa, Zhumadian Huarui, Henan Nordkin, Nanyang Yijia, and Luohe Dehua, all 14 exclusive de…

At 1:10 a.m. yesterday, a large truck caught fire near the West Exit of Quzhou, Hangzhou-Jinhua-Quzhou Expressway. Zhou Jianguang, a police officer of the high-speed traffic police dezhou detachment, said that during the fight, the right rear wheel expl…

When grinding the teeth, there are individual tooth-shaped base sections that are out of tolerance, and large noise occurs during the running-in process. There is no bruise in appearance, and there is no problem in public normal measurement. However, after 2 to 3 hours of high-speed runnin…

Chick virus disease and the prevention and treatment of tea yellow pods http:// cultivation techniques January 10, 2008

First, the difference between the two is to harm the young parts of the plant, so that the leaves become smaller deformed, brown leaves, plant dwarf, etc.…

Multi-grade oils and single-grade oils Multi-grade oils can span several viscosity grades. Taking 15W/40CD diesel engine oil as an example, 15W/40 may include 6 viscosity grades such as 15W, 20W, 25W, 20, 30, 40, and so on, so it is called multi-grade oil. The 15W/40 viscosity grade ha…