B组之间输血率、术后感染率均有显著性差异(PThe transfusional rate and polstoperative infection arte had significant difference between A and B group. (PB组之间输血率、术后感染率均有显著性差异 ( P...
The main difficulty was failure of refractories at high temperature.其主要的困难是高温下耐火材料的损坏.This is not to belittle the enormous progress in the development of refractories.这并非是小看耐火材料发展中的巨大进步.Commodities, Sugar Wheat Soya, Iro...