" And don't forget we're going up in the hydroplane to - morrow morning, at nine o'clock. "“ 别忘了明天早上九点我们要乘水上飞机上人哩. ”O my dear, my dear, will you bless me as fervently to - morrow?'啊,我亲爱的, 亲爱的, 你明天也愿这样...
硝酸离子有四个基频形式.The nitrate ion has four fundamental modes of vibration.对于基频振动来说, B ′-B″ 很小,因此谱线是几乎等距离的.For the fundamentals , B'- B " is very small and therefore the lines are almost equidistant.主要研究音节基频包络的聚类问题.In this...