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- From drilling, blasting to dumping, one article understands the six processes of open-pit mining! _ JobOriginal Title: From Perforation, Blasting to Dumping, Understanding the Six Processes of Open-pit Mining in One Article! The mining process of open-pit mine is relatively simple, mainly including drilling, blasting, mining, loading and transportation, and rock dumping. Next, we will talk about the mining technology of open-pit mines in detail. I. Perforation work Perforation is the primary...0 Comments 0 SharesPlease log in to like, share and comment!
- Running 10: Zhou Shen challenges the Olympic champion, contracts the whole period to watch, and the hot search topic breaks ten million seconds! _ Lv Xiaojun _ Chang Ning _ GuestOriginal title: Running 10: Zhou Shen challenges the Olympic champion, contracts the whole period to watch, and the hot search topic breaks tens of millions of seconds! The tenth program of "Running Bar 10" was still filmed in Changji, Xinjiang. At the beginning of the program, the whole staff appeared in Changji Stadium. The powerful singers in the music world, Zhou Shen and Bai Lu appeared in...0 Comments 0 Shares
- Running 10: Zhou Shen challenges the Olympic champion, contracts the whole period to watch, and the hot search topic breaks ten million seconds! _ Lv Xiaojun _ Chang Ning _ GuestOriginal title: Running 10: Zhou Shen challenges the Olympic champion, contracts the whole period to watch, and the hot search topic breaks tens of millions of seconds! The tenth program of "Running Bar 10" was still filmed in Changji, Xinjiang. At the beginning of the program, the whole staff appeared in Changji Stadium. The powerful singers in the music world, Zhou Shen and Bai Lu appeared in...0 Comments 0 Shares
- A self-propelled earth-boring robot _ undergroundOriginal title: a self-propelled earth-boring robot Self-propelled earth-boring robot Technical field The invention belongs to the technical field of robots, and relates to a self-propelled earth-boring robot which can be used for underground mineral exploration, geological exploration, earthquake, mine disaster rescue and the like. Background art China is one of the few countries with large...0 Comments 0 Shares
- Difference between thin film evaporator and molecular distillation apparatus _ condensationOriginal title: Difference between thin film evaporator and molecular distillation apparatus Molecular distillation (MD) is a special liquid-liquid separation technology. In vacuum state, the mean free path of vapor molecules is greater than the distance between the evaporation surface and the condensation surface, so that the liquid mixture can be separated by using the difference of...0 Comments 0 Shares
- Instructions for Rotary Evaporator _ Vacuum _ Instrument _ CondenserOriginal title: Instructions for Use of Rotary Evaporator Rotary evaporator is mainly used for concentration, crystallization, drying, separation and solvent recovery in pharmaceutical, chemical and biopharmaceutical industries. The principle is as follows: under the vacuum condition, the rotating bottle is heated at a constant temperature, so that the rotating bottle rotates at a constant...0 Comments 0 Shares
- The provincial capital city tried out "centralized cooling" with a room temperature of about 26 degrees Celsius! Net Friend: Do you want to pay the cooling fee? _ User _ Air Conditioning _ BuildingOriginal title: This provincial capital city tries out "centralized cooling", and the room temperature is around 26 ℃! Net Friend: Do you want to pay the cooling fee? In the winter of ice and snow, central heating makes people feel "warm as spring". In the hot summer, if centralized cooling can be achieved like central heating, the "happiness index" of the dog days may be greatly improved....0 Comments 0 Shares
- Good Helper for Railway Coal Transportation in Northern China in Winter-Anti-freezing Dust Suppressant _ Wagon _ Carrying _ WaterOriginal Title: Good Helper for Railway Coal Transportation in Northern China in Winter-Anti-freezing Dust Suppressant Antifreezing dust suppressant is an antifreezing dust suppressant specially developed for railway coal transportation in northern China in winter. The dust suppressant well combines the dust suppression function and the anti-freezing function together, so that the dust...0 Comments 0 Shares
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