随着克分子比的降低, 硫的挥发率也急剧下降.With a decrease in the mole ratio, volatilization of sulfur decreased rapidly.最常用的比活性 ( 符号是Sp. Act ) 单位是居里/克分子.The most often used units of specific activity ( abbreviated Sp. Act . ) are curies / m...
Traditionally young Asians in Britain have gravitated towards medicine, law and engineering.英国的亚裔年轻人通常被吸引到医学、法律及工程专业。We all gravitated towards the food.我们全受食物吸引.In the 19 th century industry gravitated towards the north ...