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3、超声检查时涂抹耦合剂的原因是（） The reason why the coupling agent is applied during ultrasonic examination is that（）
A．降低人体温度 Reduce body temperature
B．减少探头移动的阻力 Reduce the resistance when the probe moves
C．排除探头和皮肤之间的空气 Remove air between the probe and skin
D．消毒 Disinfect
参考答案和解析
使超声尽可能多地入射到人体
更多 “3、超声检查时涂抹耦合剂的原因是（） The reason why the coupling agent is applied during ultrasonic examination is that（）A．降低人体温度 Reduce body temperatureB．减少探头移动的阻力 Reduce the resistance when the probe movesC．排除探头和皮肤之间的空气 Remove air between the probe and skinD．消毒 Disinfect” 相关考题
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