搜索结果: 1-4 共查到“理学 mist”相关记录4条 . 查询时间(0.118 秒)
Gargantua in the Mist:A Precocious Black Hole Behemoth at the Edge of Cosmic Dawn（图）
Gargantua in the Mist Precocious Black Hole Behemoth Edge of Cosmic Dawn
2017/12/19
Supermassive black holes lurk at the centers of many galaxies. While some — like the black hole at the center of our own Galaxy — live quiet lives, occasionally snacking on a star or two, others feed ...
On the roles of circulation and aerosols in the decline of mist and dense fog in Europe over the last 30 years
circulation and aerosols mist dense fog Europe the last 30 years
2010/8/13
Fog and mist are meteorological phenomena that have significant contributions to temperature variations. Understanding and predicting them is also crucial for transportation risk management. It has be...
Sodium and chloride levels in rainfall, mist, streamwater and groundwater at the Plynlimon catchments, mid-Wales: inferences on hydrological and chemical controls
Sodium chloride rainfall mist
2009/3/24
Variations in sodium and chloride in atmospheric inputs (rainfall and mist), stream runoff and groundwater stores are documented for the upper Severn River (Afon Hafren and Afon Hore catchments), Plyn...
Filtering Efficiency of N95- and R95-Type Facepiece Respirators, Dust-Mist Facepiece Respirators, and Surgical Masks Operating in Unipolarly Ionized Indoor Air Environments
respirator mask ion emission fine and ultrafine aerosol
2016/3/30
The emission of unipolar air ions in the vicinity of a filtering facepiece respirator has been recently
shown to considerably enhance its respiratory protection efficiency. The effect is driven by th...