能促进气血循环、改善组织营养、消除炎性水肿的是()。能提高肌肉组织的兴奋性,对横纹肌有良好的刺激收缩作用的是()。
A.疏波
B.密波
C.疏密波
D.断续波
E.锯齿波
参考答案:C,D
— Don't forget to phone me when you get to New York.Just let me know you've arrived safely.
— I won't forget.Goodbye then.-________. [ ]
A. With pleasure
B. Have a nice trip
C. Don't mention it
D. It's very nice of you
档案保管表有哪几种,举例说明。