权威trados英汉记忆库:科技类(8万字)

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Composed of several different substances, air is mixture.
拉力性能的改善确实确实取决于热处理过程。
The improvement of tensile properties depends indeed on the procedures of heat treatment, as in Fig. 5.
如果在一张世界地图上把具有相同温度异常的地点以等异常线画出来,结果就可得到一张气温等异常图。
If lines, called isanomals, are drawn on a world map, joining places of equal thermal anomaly, an isanomalous map is the result.
食盐溶于水。
Common salt dissolves in water.
图2示出了炼油厂的总布置图。
Figure 2 shows the principal layout of an oil refinery.
锡可以耐受空气或水的腐蚀的。
Tin is resistant to corrosion by air or water.
所有信号分成许多组,而若干组信号又组合成一个复合信号。
The signals are grouped into packages and a number of packages (are) combined into a composite signal.
顶风时速度为每小时20英里,顺风时速度为每小时80英里。
Attempts were made to regenerate the catalyst by passing oxygen at the rate of 8cc/sec. for 4 hours at 300℃.
电能可以储存在由一绝缘介质隔开的两块金属极板内。这类装置称之为电容器,其储存电能的能力叫做电容。电容的测量单位是法拉。
围绕中心向内吹的风与等压线构成20°~40°的夹角。
The wind directed inward around the center makes angles of 20°to 40°with the isobars.
标量是只计大小的量。
A scalar quantity is one defined by its magnitude alone.
Electrical energy can be stored in two metal plates separated by an insulating medium. Such a device is called a capacitor, or a condenser, and its ability to store electrical energy (is called) capacitance. It is measured in farads.
反应已经终止。
The reaction has already come to an end.
在河口湾出现的混合物越强烈,次表层向陆地方向的流量越来越大。
The more mixing that occurs in the estuary, the greater is the landward flow in the substance layer.
由于空气是由几种不同的纯净物组成,它是一种混合物。
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受热固体在其冷却过程中的收缩作用,被利用在铆接上。
Contraction during cooling of heated solids is made use of in riveting.
曾试图再生催化剂,其方法是在300℃的温度下以8cm3/s的流速对催化剂通氧4小时。
如果把这些物质放在一起并在常压下加热到25℃,则结果会产生一种新的化合物。
If put together and heated to 25℃at constant pressure, these substances will result in a new compound.
电子学是一切电信系统的基础。
Electronics is the basis of all telecommunication systems.
很多年以前,科学家们就认识到疟疾是由病菌引起的,该病菌是由某种蚊子携带的。
Many years ago, scientists were convinced that malaria is caused by a germ carried by a certain species of mosquito.
这样给的数字不能提供什么有用的情报。
Thus presented, the figures give no useful information.
这些小装置设有电动压缩泵,因而有“电”冰箱之称。
These small units have an electrically compressive pump, hence they have the name “electric” refrigerator.
The speed against the wind is 20 miles per hour and with the wind 80 miles.
第一个计划将wk.baidu.com要至少108周,而第二个计划将只需72周。
The first program would require a minimum of 108 weeks, the second only 72 weeks.
在本书中T将只表示温度,除非另有说明。
T will represent temperature alone in this book unless otherwise stated.
自然界中发现的元素大部分是同位素的混合物。
Most elements as found in nature are mixtures of isotopes.
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