脉冲通常以微秒计。The pulse is usually timed in micro-seconds.1毫微秒等于一秒的十万万分之一.One nanosecond is equal to one - thousandth of one - millionth of one second.动态应力强度因子的变化发现滞后于应力脉冲冲击几微秒.The dynamic SIF variation was found to lag behin...
The islands lie at the southern end of the Kurile chain.这些岛屿位于千岛群岛的南端。During the 17 th and mid 19 th the Russian territory expanded to The Kurile Islands and Alaska.17-19世纪中期,沙俄势力扩张至千岛群岛和阿拉斯加....
拳击竞赛主办者让这位年轻拳击手和技术更娴熟的拳师较量.The promoter matched the young boxer with a more skillful fighter.也许你可以从画展的主办者那儿得知.Maybe you can find it out from the sponsor of this art exhibition.在池塘里主办者对通讯员的相应责任做出了回应.In the pond sponsor re...