The average pore size of the prepared membrane was determined by the gravimetric method. After measuring the dry film mass (ω0) of each membrane samples, the membranes were soaked in water for more than 24 h to ensure complete wetting and steady state, then the wet weight (ω1) was reco...
Thus, the relatively small amount of the average surface temperature rise can be misleading in terms of describing the size of the global warming problem [7,8], which extends to the broader problem of climate change through the altered pattern of other climate variables besides temperature [9]....
During the "14th Five-Year Plan" period, the average annual growth rate of the city's cultural tourism industry added value and total tourism revenue reached more than 15%. By 2025, the city will receive more than 50 million domestic tourists and the domestic tourism revenue will reach more...