那将使得对立供应商之间的竞争更加你死我活。That would make the competition between rival suppliers even deadlier.这是完全对立的目标之间的正面冲突。This was a straight conflict of directly opposed aims.伴随着城市化的推进,贫富间的对立情绪也加剧了。With urbanisation the antagonism be...
Cucurbituril is a macrocyclic cavitand compound with two portals.葫芦脲是一种具有大环空腔、两端开口的葫芦状分子.All these novel macrocyclic compounds were confirmed with elemental analysis, IR, 1 HNMR and MS.这些新型大环化合物均经元素分析 、 IR 、 1HNMR、MS等证实其...