利用手帕捆绑肘,将敌双手拧到背后交叠,用手帕在()关节处缠红一圈打成死结即可。
A.肘
B.膝
C.腕
D.指
参考答案:C
支钢筋混凝土梁模时,如梁跨超4m,梁底板应按设计要求或规范规定起拱。如设计无具体要求时,起拱度应为梁跨度的()。
A、1/100-2/100
B、1/100-3/100
C、1/1000-2/1000
D、1/1000-3/1000
A. chronic painB. brain chemicalC. nerve receptorsD. a clear definitionE. damaged nervesF. painkilling therapiesG. an emotional response
As scientists don’t know much about pain, it’s hard to provide ______ of it.