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...
He was a geologist, rated by his cronies as the best in the business.他是一位地质学家, 被他的老朋友们看做是这门行当中最好的一位.He enjoyed drinking and jesting with his cronies...他喜欢和老朋友喝喝酒、开开玩笑。He enjoyed drinking and jesting with his cronies.他喜欢和...
He has just learned the rudiments of Chinese.他学汉语刚刚入门.I taught myself the rudiments of printing.我自学了印刷的基本知识.Here he had the opportunity of learning at least the rudiments of freestoneworking.在这儿,他至少有机会学一学用自由砂石作原料而工作的初步知识...