N - phenyl maleimide was synthesized from maleic anhydride and aniline.以顺酐和苯胺为原料,合成N - 苯基马来酰亚胺.The application and synthesis of N phenyl 1 maleimide were described.叙述了N-苯基马来酰亚胺的用途及合成方法.Kinetic parameters of a cyclic amid...
Many of those changes could just be a temporary fix.那些变革中可能有很多只是权宜之计。He was egocentric, a man of impulse who expected those around him to serve him.他是个以自我为中心、易冲动的人，希望身边的人都为他服务。...those fellows we see working behind the c...
在卢克母亲审视的目光下，我感到极不自在。I felt so self-conscious under Luke's mother's intense gaze.我发现当我们的目光相遇时，我本能地还以微笑。I found myself smiling back instinc-tively when our eyes met.随着这个时代慢慢过去，她把目光投向了电影业。As the era wore on, she s...
The Indians chipped flint arrowhead.印第安人凿制燧石箭头.An arrowhead is never used at the radius center.箭头永远不可以指向圆心.Only the arrowhead , carved from some milky blue stone, had any color.只有箭头, 是用乳状的蓝宝石雕刻的, 发出一些色泽....