One re-election design process should follow the principle of “early harvest and overcharge, early loss and loss†based on the dissociation characteristics of useful minerals. The selected particle size shall be determined according to the mineral processing test, and technical and econo
Read MoreAt the beginning of 2018, German prosecutors stepped up their investigation of the Audi exhaust gas fraud scandal. Last week, German prosecutors formally searched the residence of Stade, chairman of the management board of Audi AG, which caused an uproar from the outside world. According to Reuter
Read MoreRecalling his 18-year-old, 36-year-old Li Ya first thought of the big brother of the truck and the master. In those days, driving a truck was an enviable career, and having a big brother was a dream of young people in his circle. "The motivation to make money at that time was to buy a b
Read MoreOn June 12, the Ministry of Finance of the People's Republic of China combined with three ministries and commissions to issue the Circular on Adjusting and Perfecting the Financial Subsidy Policy for the Popularization and Application of New Energy Vehicles, which is commonly known as the â
Read More(1) When the on-site personnel are surrounded by water and can not withdraw, they should quickly enter the pre-built refuge chamber to avoid disasters, or choose a suitable location to quickly build temporary shelters to avoid disasters. If the old air is permeable, a temporary retaining wall or han
Read MoreSingle hydraulic prop operation protection measures When the single hydraulic prop is used on the working surface, the following operations must be completed as required: 1. The working faces of the single hydraulic props are not allowed to be mixed with pillars of different nature. 2, in accorda
Read MoreRecently, the Hunan Provincial Administration for Industry and Commerce has sampled 30 sets of motorcycle samples from 15 distribution units in the Yinzhou area of ​​the province. There were 16 groups of samples that failed. Among them, 5 groups of unqualified samples are relate
Read MoreUnder the coal mine when the fire broke out, on the one hand to protect the safety of mine workers, on the other hand to take certain ventilation measures to control air flow, it does not allow airflow reversal caused by fire or smoke filled the roadway and roadway gas harmful gas poisoning occurred
Read MoreAccording to auto news Autonews, BMW and Toyota are expected to further benefit when China promises to reduce auto import tariffs and further open up the Chinese auto market. China is the world’s largest auto market, and foreign automakers hope to enter the Chinese market in a better and m
Read MoreThe core message: The sales reports of the major car manufacturers in the domestic passenger car market in March have been published. The Gasgoo Automotive Research Institute has compiled the passenger car market in March 2018 according to the latest data released by the CLUCC for 2018. In March,
Read MoreSMC triple parts are suitable for automated production of metallurgical machinery, construction machinery, transportation equipment, household appliances, light industry, machine tools, and medical industries. Mainly by the air filter, pressure reducing valve and mister. In terms of use it is requ
Read MoreThe term "salty borer" or "spot borer" is a type of rice borer that belongs to the common stalk pest, and is one of the common rice pests. The history of rice stem borer has caused a large area of ​​rice damage and has caused great damage to rice and oth
Read More