To large-scale emergency material dispatch across regions,the material dispatches in emergency supplies regions]are trie......

Novel high-voltage, high-side and low-side power devices, whose control circuits are referred to as the tub, are propose......

The Huangpu River supplies eighty percent of daily water used for life and industry for about 20 million people in Shang......

BACKGROUND: The mortality rate from road traffic injuries has increased in sub-Saharan Africa as the number of motor veh......

MARKEM Corporation, a world leader in innovative marking and coding solutions providing identification systems, software......

The DC power supply system of HIRFL has been upgraded since 1999, these new power supplies are used mainly as high frequ......

The high accuracy DC power supply has a wide application in the accelerator field. A majority of power supplies applied ......

Based on some basic principles of self-organization theory including dissipation structure and synergy,the author analyz......

探讨灾害发生时救援物资的配置与管理.(1)外伤用物品:地震发生初期大量的外伤病员,需要的外伤用物品相对较多,如纱布、棉垫、绷带......