The fuberidazole was prepared by reaction of O - phenylenediamine with furfural at the presence of CTMABas catalyst. 以邻苯二胺和糠醛为原料,以十六甲基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁.
跑道的路面可用颜色表示.The runaway surfaces can be indicated by colour.他们能把驾驶员 “ 引导 ” 到他真能看到跑道的高度.They can " talk down " the pilot to the point where he can actually see the runway.草地跑道位于水泥跑道的东侧.Grass runway on the east side of the...