differential transmission
differential transmission 的中文翻译
差速传动
differential transmission 的英文句子和中文句子
An instrument that in a painless and noninvasive manner uses the differential transmission and reflection of ultrasonic waves to create a detailed visual image of the brain.
超声波心动描记器一种用来显示详细的大脑图象的仪器,利用超声波发送和反射的差异来测试并无伤无痛