It was estimated that the power of an average horse is equal to 500 feet-pounds per second. Panel patch is one gauge heavier than thickness of original skin.

Studies have shown that information can be communicated to people many times faster in a graphic form than in written form.

据估计，一匹普通马的功率等于500英尺-磅力/秒。

补块比原板的厚度大一号。

众多研究表明，以图形表示的信息被人们接受的速度比以文字表示的快许多倍。

The chemist is making an analysis of the poison.

It appears that the construction of the dam has had a considerable effect on the ecology of the region.

The receiver will operate reliably no matter what happens.

无论发生什么情况，这台接收机都将可靠地工作。

药剂师正对毒性进行分析。

看来，建造水坝对这一地区的生态已经有相当大的影响。

Radiant, electrical and chemical energies can all be turned into heat.

The frequency, wave length and speed of sound are closely related.

Noise figure is minimized by parametric amplifier.

频率、波长和声速三者是密切相关的。

辐射能、电能和化学能这三种能均可转变为热能。

采用参量放大器即可将噪音系数减小至最低限度。

In the absence of sufficient knowledge confusion exists in classifying a specimen as a butterfly or a moth.

Lead can be hammered into very thin sheets without being broken.

There are a number of devices that give an electric current when light falls on them, without any chemical changes taking place.

如果没有足够的知识，就分不清标本是属蝶类还是蛾类。

有许多器件在受光照射时能产生电流，但不发生任何化学变化。

铅能被锤成很薄的薄片而不破裂。

2.5 词的省译

第5节 翻译练习1

The fact that the concrete is slow in setting is no sign that it is of poor quality.

Such an engine is called an internal combustion engine.

The symptoms of hepatitis are similar no matter which virus is involved.

混凝土凝固得慢并不表示其质量差。

这种发动机成为内燃机。

肝炎不管是由何种病毒引起的，其症状均大同小异。

This critical deficiency was itself due to three factors which interacted with each other over the entire period.

The properties change in going from carbon to graphite.

The design choices hinge upon considerations of gain, noise figure, and so forth.

设计选择的关键在于考虑增益、噪音系数等等。

这个关键性的逆差来源于三个始终互相影响的因素。

碳转变成石墨时，其性质也发生了变化。

Temperatures may reach 700°C and surface oxidation becomes critical.