Ciprofloxacin was with the highest drug resistance, then were erythromycin and doxycycline.耐药性最高的是环丙沙星(29.24%), 其次红霉素(35.14%)、多西环素(42.83%).Key products: A thiamphenicol, florfenicol test, doxycycline, the quinolones.重点产品...
本文由前言 、 正文和结语三大部分构成.This paper consists of three major parts: preface, body and conclusion.最后部分为结语,归纳出我国矿区土地复垦与生态重建的对策与建议.Some countermeasures and suggestions are summarized in the last concluding part.本文除了结语外, 共分四章.Besi...