单选题片式电位器的额定功率一般为()。A0.1~0.25wB1~2.5wC0.5~1wD1~1.5w
单选题
片式电位器的额定功率一般为()。
A
0.1~0.25w
B
1~2.5w
C
0.5~1w
D
1~1.5w
参考解析
解析:
暂无解析
相关考题:
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
单选题凝析油层毛细分析色带为浅棕黄色,荧光照射为亮黄色,色带上升高度较高,一般(),色带宽度一般为()。A为5~10cm;0.1~0.5cmB大于10cm;0.1~1cmC大于10cm;0.1~0.5cmD为5~10cm;0.1~1cm
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
单选题一般以()为薄材,()为厚材。ABi≤0.1,Bi>0.1BBi≤0.5,Bi>0.5CBi≤1,Bi>1DBi≤0.01,Bi>0.01