三氟丙炔和全氟丁烯 -2 在这个区域也出现双重谱带.Duplication of bands in this region is also shown by trifluoropropyne and perfluoro 2 - butene.三氟丙炔和全氟丁烯 -2 在这个区域也出现双重谱带.Duplication of bands in this region also shown by trifluoropropyne and pe...
an old-fashioned wind-up gramophone装有发条的老式留声机The telephone and the gramophone were contemporary.电话和留声机是同一时代的产物.They danced to an ancient gramophone.他们随着一架老式留声机的音乐跳起舞来....
He continued throughout to restate his opposition to violence.他一直不断重申他反对暴力。Let us restate this problem as one of putting n identical balls in r different boxes.让我们把此问题重新叙述为把n个相同的球放进r个不同的盒子的问题.I would like to restate my h...
The following details pertain primarily to the critical - depth flume.下面的详细说明主要是针对临界深度型水槽的.It does not pertain to you to instruct him.你不适合教训他.I'm afraid that your remark does not pertain to the question.恐怕你的话与这一问题不相...