诊断用超声的波长范围是A.0.015~0.15mm B.0.15~1.5mm

练习题库2022-08-02  25

问题 诊断用超声的波长范围是A.0.015~0.15mmB.0.15~1.5mmC.1.5~15mmD.0.15~1.5cmE.1.5~15cm

选项 A.0.015~0.15mm
B.0.15~1.5mm
C.1.5~15mm
D.0.15~1.5cm
E.1.5~15cm

答案 A

解析 诊断"用超声的波长范围是0.015~0.15mm。
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