Naphthoylimine Fluorescent Whitening Agent ( FWA ) can be made from tar - acenaphthene.以焦油苊为原料,研制萘酰亚胺型荧光 增白剂.The results show that ozonation improves the bioavailability of acenaphthene.臭氧氧化改善了苊的可生化性.The derivates of nap...
Be assertive and spell out exactly how you feel.要自信点儿，把自己的感受讲清楚。I never have to spell out my first name.我从不需要将我的名拼读出来。Can you spell out this word in the manuscript?你能认出手稿中的这个字 吗 ?...
有些民族是黄色人种.Some peoples are yellow races.在夏威夷,许多人种混居在一起.Many races are mixed in Hawaii.秋之于人, 何尝有国别,更何尝有人种阶级的区别呢?Autumn treats all humans alike , regardless of nationality, race or class....
A car obeys the driver.车子听司机控制." Aesop, move right, " Colvin says, and the robot obeys.“ 伊索, 向右移动, ” 科尔文说.结果, 这架机器人就遵从命令移动.Fluids whose behavior obeys this law are called Newtonian fluids.性状服从该定律的流体称为牛顿流体....