The research and application of gob-side entry retaining (GER) technology in Chinese coal mines has been over 60 years.Two major technical types including GER with filling and GER with roof cutting were developed.However, due to the complex mining and geological conditions of the mined-out coal seam in different mining areas, as well as the strong
Advancements in chemical, medical, cosmetic, and plastic producing industries have improved agricultural yields, health and human life in general.As a negative consequence, a plethora of chemicals are intentionally and unintentionally released to terrestrial and aquatic environments with sometimes devastating effects for entire ecosystems.One mitig
The preventive control of white root rot disease in small holder plantation using botanical, biological, and chemical agents.A field and laboratory experiment were conducted HAIR TOOLS from June 2008 to December 2009 in Panumangan, Tulang Bawang - Lampung.The field experiment was intended to evaluate the effect of botanical plants (Alpinia galanga,
Lighting in aircraft cabin is an important part of the aircraft interior lighting system.A reasonable cabin lighting design can improve the quality of flight services and enhance passenger satisfaction and comfort.In this paper, an Wand Vibrators aircraft cabin lighting design method is proposed based on the DIALux calculation and simulation softwa