用超声波治疗组织粘连,下列何种参数最为适宜()A、3MHz,0.5~1.0W/cm2,间歇法B、0.25~0.5w/cm2,间歇法C、1~1.5w/cm2,连续法D、0.25~0.5w/cm2,连续法E、1Hz,1~1.5w/cm2,间歇法
用超声波治疗组织粘连,下列何种参数最为适宜()
- A、3MHz,0.5~1.0W/cm2,间歇法
- B、0.25~0.5w/cm2,间歇法
- C、1~1.5w/cm2,连续法
- D、0.25~0.5w/cm2,连续法
- E、1Hz,1~1.5w/cm2,间歇法
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用超声波治疗组织粘连,下列何种参数最为适宜A.3MHz,0.5~1.0W/cm2,间歇法B.0.25~0.5W/cm2,间歇法C.1~1.5W/cm2,连续法D.0.25~0.5W/cm2,连续法E.1Hz,1~1.5W/cm2,间歇法
单选题用超声波治疗组织粘连,下列何种参数最为适宜()A3MHz,0.5~1.0W/cm2,间歇法B0.25~0.5w/cm2,间歇法C1~1.5w/cm2,连续法D0.25~0.5w/cm2,连续法E1Hz,1~1.5w/cm2,间歇法
问答题矩阵型结构在何种情况下最为适宜?它有什么优点和缺点?