脓毒败血症的主要特点是() ["血液内出现化脓菌","全身有多发性脓肿","血液中白细胞增多","病畜不断从鼻孔流出带血脓汁","血液中出现大量的化脓菌及其毒素"]
举例说明如何处臵水晶中的杂质与俏石。
阴虚感冒的代表方宜首选()。 ["玉屏风散","补中益气汤","再造散","参苏饮","加减葳蕤汤"]
病畜的循环血液内出现病原菌的现象是() ["败血症","菌血症","病毒血症","虫血症","毒血症"]
产生大肠菌素的质粒是()。 ["F质粒","R质粒","Vi质粒","Col质粒","γ决定因子"]
呋喃香豆素