The lognormal distribution , like the normal, is completely specified by its mean and standard deviation.对数正态分布,如同正态,以其平均值和标准差被完全地指明.Price Models: Constant price model, General deterministic price model Lognormal price m...
Making hydrogen by electrolyzing water is energy intensive and can be expensive.通过电解水制造氢气,能源消耗大而且价格昂贵.The synthetic methods of ferrocene were divided into two categories: chemical synthesis and electrolyzing synthesis.二茂...
How dare you talk back to me!你竟敢跟我顶嘴!Don't talk back to your mother like that!不许和妈妈那样顶嘴.Not wanting to talk back either, he simply glared.也不愿还口.他只瞪了她一眼....