治疗弥漫性泛细支气管炎首选下列哪种药物()
A.红霉素
B.利福平
C.环丙沙星
D.氨苄青霉素
E.复方新诺明
参考答案:A
应加强地层对比,及时提出可靠的地质预报,在进入油气层前(),按照下一步钻井的设计最高钻井液密度值,对裸眼地层进行承压能力检验。
A、10m~50m
B、50m~100m
C、100m~150m
D、150m~200m
It was ______ who had accomplished the functional linguistics and made the London School of Linguistics one of the most competitive linguistic theories in the world.
A. M.A.K.Halliday B. Bronislaw MalinowskiC. J.R.Firth D. Sigmund Freud