平时理科刷Question bank的网址是https://www.ibdocuments.com/IB%20QUESTIONBANKS/4.%20Fourth%20Editi...
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今日热点1:脸书facebook最新版2025下载-facebook安卓版/中文版/官方... 01月24日, 摩根士丹利发布研究报告称,大湾区航空取消航班可会对国泰航空(00293)及内地航空公司产生正面情绪,虽然国泰并不直接与大湾区航空竞争,但可能会受惠于市场情绪改善。而值得注意的是,国泰亦拥有香港快运这间廉航公司。
Infrared and NMR spectroscopic data show that [Ag2Ru4(μ3-H)2(CO)12{P(CH2Ph)3}2] exhibits a capped trigonal bipyramidal skeletal geometry, with the silver atoms in close contact. Thus, although the P(CH2Ph)3 ligand is evidently too bulky to allow two adjacent Cu{P(CH2Ph)3} units ...