1·In a radio tube there is a source of electrons.
在电子管中，有一个电子发射源。
2·The alternative procedure recommended takes about 15 minutes to complete and involves using radio signals to create a lesion inside the fallopian tube.
这项可供选择的方法可在15分钟内完成，包括利用无线电信号在输卵管内造成损害。
3·Objective To evaluate the different effects between gynecological endoscope and radio-intervention treatment in 268 cases of infertility caused by fallopian tube obstruction in different portion.
目的通过分析268例不同部位阻塞性不孕疏通的治疗结局，比较妇科内镜及放射介入的效果。