Ferroelectrics based on ferroelectric domains is one of the most important functional materials.铁电体是一类重要的功能材料,电畴是其物理基础.The aim paper is to lay foundation of the ferroelectrics silicon integrated microphone and micro spea...
Mining backfilling is restrained by relatively high filling cost.充填采矿由于充填成本较高而制约着其发展.High - water rapid - hardening backfilling with whole tailings is a new developed backfilling technology.全尾砂高水速凝充填技术是一项新近发展起来的充填技术.Its ...
针尖大的洞,也会刮进斗大的风.A tiny opening will let in a gust of wind.精确地说它不过象个针尖那么大.It was precisely like the point of a pin.针尖一般的阳光从窗帘的细孔里透进来.Pinpoint of sunlight came in throught minute holes in the curtains....
Saturday's attack occurred near that shrine and the Imam Abbas shrine.星期六的袭击在那所圣祠和圣父阿訇圣祠附近发生.Security measures at Imam Khomeini international airport have been doubled.霍梅尼国际机场采取了双倍的安全措施.It is frequently visited by S...