一段易风化、裂隙和节理发育、坡面不平整的岩石挖方边坡采用喷射混凝土防护,除此之外还可采用的效果较好的防护工程是()。
A. 抹面
B. 捶面
C. 护面墙
D. 喷浆
如患者,突起心悸气促,咳粉红色泡沫痰。查体:血压28/16kPa(210/120mmHg),心率130次/分。首选下列哪种药物
A. 肾上腺皮质激素
B. 硝苯吡啶
C. 普萘洛尔
D. 硝普钠
E. 氢氯噻嗪
My tutor ______ some theories of evolution which had historically preceded that of Charles
A. elaborated on
B. found fault with
C. presided over
D. took after
As one of the youngest professors in the university, Miss King is certainly on the _______
A. threshold
B. edge
C. porch
D. course