The geomagnetic field varies continuously .地磁场不断地发生变化。On advertisement: The day is geomagnetic, can you treat heart disease really?广告上的: 天地磁, 真的能治疗心脏病?The data of international geomagnetic reference field are widely used...
A new method for fabricating micro - optical elements with aspherical outlines is discussed.讨论了一种制作非球面微光学元件的新方法.This paper presents the design principle and method of an opticalfor plastic aspherical door scope.介绍了一种塑料非球...
Thunderstorms are much less common in Ireland than in England.爱尔兰的雷雨远较英格兰为少.Gliders equipped with radio and recording instruments have been flown into the core of thunderstorms.装有无线电设备和记录仪的滑翔机曾飞进雷暴的中心.THUNDERSTORMS are n...
电视台摄像师被请进来拍摄他工作的镜头。Television cameras were invited in to film him at work.导演在镜头运用上既富有美感又渲染了气氛，戏剧手法的运用也娴熟自如。The director employs sensuous, atmospheric camerawork and deft dramatic touches.电视节目审查官正在剪掉他们称有可能会令人反感的一些镜头。Telev...
Add a teaspoon of vanilla extract to the juice.在果汁中加一茶匙香草香精.Finely grate about a teaspoon of orange zest and put aside.将橙皮擦出大约一茶匙的细末待用。It would be preposterous to shovel coal with a teaspoon.用茶匙铲煤是荒谬的.Stir in 1 level tea...