《信息科技英语.docVIP

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《信息科技英语

Unit 1 1.当露点温度达到时,水气将从其看不见的状态凝结成可见的水分 The water vapor will condense into visible moisture from its invisible state when the dew point temperature is reached. 2.随着台风的临近,气压开始下降。 The air pressure begins falling accordingly as a typhoon comes near. 3.当它们在就绪队列中等待时,输入/输出装置则空闲着 While they are waiting in the ready queue, the I/O devices are idle. 4.当这些波向外扩散(fan out)时,它们也在按波长分开,这一过程叫频散 (dispersion)。 At the same time the waves are fanning out, they are also separating by wavelength, a process known as dispersion 5.当我们一接通线路,电流马上就开始出现。 Current starts flowing at the very moment when we close the circuit 6.大约在Bjerknes的气旋模型问世前后,气象学(meteorology)进入了一个迅速发展的时期。 Meteorology entered a period of rapid advance about the time the Bjerknes cyclone model appeared. 7.当能量以辐射能形式存在时,可以在经过很长距离后,才被吸收或转化为热。 While in the form of radiation, the energy may travel a tremendous distance before being absorbed or changed back into heat. 8.只有当熔点温度达到时,铁才开始变成液体 。 Only when its melting-point temperature is reached does iron start to pass into a liquid Unit 2 1. 只有当粒子紧密到能够相互施加较大的力时,它们才能使彼此产生这样的振动。 It is only when particles are close enough to exert relatively large forces on one another that they are able to set each other into this type of vibration. 2.每当(凡是)波从均匀介质(uniform medium)中的波源移出时,它都呈现直线传播。 Whenever a wave moves out from a source in uniform medium, it travels in straight lines. 3.通常对流层(troposphere )温度直到对流层顶(tropopause)都是随高度增加而不断地减小的. As a rule, the temperature in the troposphere decreases steadily with increasing altitude until the tropopause is reached. 4.直到1949年急流(jetstream)才作为一种气象实体现象为人们充分认识到. The jetstream was not fully recognized as a meteorological entity until 1949. 5.由于一段很长时间的干旱直到3月下旬这些种子才开始发芽 The seeds did not start germinating until late March because of a long spell of drought. 6.直到1974年8月考察(探险)活动才开始 Not until August 1974 did the expeditionary observations begin 7.在我们能应用这些观测资料之前,它们必须进行处理 Such observations must be processed before we can utilize them 8.过了几年在这一领域才有了突破. It was

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