This paper presents the development of acoustic immittance apparatus and application in diagnosis of ear disease.本文详细介绍了声导抗测试技术的发展及在耳科疾病诊断中的应用.This paper presents the contactless control of flasher with triode.提出了用三级管导通和...
Stooping down, he picked up a big stone and hurled it.他俯身捡起一块大石头扔了出去。Stooping, he stared at him in breathless and frozen ferocity.他弯下身躯,盯着他, 满脸凶相,令人失魂落魄,毛骨悚然.The rest were all somewhat stooping, as though watching the ma...