Portugal and Spain had possessed vast empires that waxed and waned.葡萄牙和西班牙都曾是经历了兴衰的大帝国。The bicycle craze has waned.自行车热已冷下去了.In less than four hours my enthusiasm had waned and I rather reproached myself for coming.不到两个时...
Objective : To observe buflomedil hydrochloride in the prevention and treatment of vasospasm after subarachnoid hemorrhage.目的: 观察盐酸丁咯地尔对蛛网膜下腔出血后血管痉挛的防治.Objective : To establish bacterial endotoxin test method of Buflomed...
The Kravchenko trial became a cause celebre in Paris and internationally.克拉夫琴克一案在巴黎甚至全世界曾经轰动一时。...the internationally agreed rules of chemical nomenclature.国际公认的化学命名规则internationally famous rock stars国际著名的摇滚明星Opportuniti...
他们几乎完全与外界绝缘了.They were almost completely cut off from the outside world.请检查一下我屋子里电线的绝缘情况.Please examine the insulation of the electric wires in my house.电线通常以一层橡皮或纸绝缘.One often insulates telephone wires by a covering of ...
移频键控是短波数字通信中常用的一种调制方式.The Frequency Shift Keying modulation is widely used in HF digital communication.本文研究了一种基于自适应算法的解调差分相移键控(DPSK)信号的方法.This paper deal with the DPSK demodulation method based on adaptive algorithm.相移键控...