椿皮的功效是()
A.温中行气,涩肠止泻
B.益肾固精,健脾止泻,除湿止带
C.涩肠止泻,生肌敛疮
D.清热燥湿,收敛止带,止泻,止血
E.涩肠止泻,固精缩尿止带
参考答案:D
设a,b是实数,则下列结论中正确的是()。
A.若a,b均是有理数,则a+b也是有理数
B.若a,b均是无理数,则a+b也是无理数
C.若a,b均是无理数,则ab也是无理数
D.若a是有理数,b是无理数,则ab是无理数
E.以上结果均不正确
A. chronic painB. brain chemicalC. nerve receptorsD. a clear definitionE. damaged nervesF. painkilling therapiesG. an emotional response
People suffer both physically and emotionally if they have ______.