物理治疗消化性溃疡目的正确的是()
A.调节中枢和自主神经系统功能
B.消除水肿和痉挛
C.调节胃和十二指肠的分泌功能
D.促进溃疡愈合
E.以上均正确
参考答案:E
简述知识产权的时间性。
Our company will provide you with free transportation as you requested and charge the installation.
A. installation with a charge B. in the installationC. freely installation D. installation in charge