It specifically referenced Hermann Noordung's classic 1928 book on this subject.在这一问题上它特别参照了赫尔曼·诺丁1928年的经典之作。Mr Hermann was tired and thinking about other things.赫尔曼先生累了,开始想着其他的事情.Without stopping , Mr. Hermann answ...
本文列举了一些含卤族元素的氧化剂对不同种类醇的选择性氧化实例.This article enumerate some Halogen - based oxidants and their some important applying examples.我们认为这是卤族离子与芳羧酸吸附竞争,使芳羧酸分子从银胶表面脱附所导致的.The influence of halogen ions on SERS of aromatic acids ...
Furthermore, AAAS is fair, stable and agile in global resource utilization.此外, 由于AAAS采用了基于PID的 控制算法,保证了系统在资源分配上的平衡性 、 稳定性和灵敏性.Written approval must be obtained adance from the AAAS for any uses not expressly permitted ab...