The contactors feature silver cadmium oxide, double break contacts to assure a long electrical life, high weld resistance and excellent interrupting capacity.

这种接触器采用银氧化镉材料，双断接点，有利于保证较长的电气寿命、较高的抗焊接性能和杰出的断开容量。

youdao

This will break your subvocalization attachment and can easily let you double your reading rate with sufficient practice.

这将打破你默读的习惯，经过足够的实践之后很容易让你阅读速度翻倍。

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The merger agreement allows Wyeth to collect a $4.5 billion break-up fee -- about double the rate of the typical penalty -- if Pfizer's ratings are cut and the banks don't lend.

根据这个兼并协议，如果辉瑞的评级下降导致银行拒绝贷款，惠氏将会得到45亿美元的赔偿，是一般情况的2倍。

youdao

So in order to rotate a double bond, you have to actually break the pi bond, so essentially what you're doing is breaking the double bond.

为了能够旋转双键，你必须打破一个π键，本质上我们要做的就是打破双键。

麻省理工公开课 - 化学原理课程节选

So for b 2, which is a single bond, that's 289 kilojoules per mole to break it, and it takes us more energy to break this double bond for carbon, which is 599 kilojoules per mole.

对于B2，它是单键，需要289千焦每摩尔来打破它，而对于碳双键,打破它要更多的能量，等于599千焦每摩尔。

麻省理工公开课 - 化学原理课程节选

That tells you something about the physical chemistry of the molecule; that it's these hydrogen bonds that hold the double strands and I can break those down under certain conditions.

我们从中可以知道一些,DNA分子的理化特点,双链是由氢键连接在一起,在一定条件下这些氢键可以断裂

耶鲁公开课 - 生物医学工程探索课程节选

"I should have taken a double break in the second set to have taken the set, " said a disappointed Nieminen.

CNN: Nadal cruises as Murray battles back at French Open

The 23-year-old Turk was expected to continue the fightback in the fourth set but instead found himself a double break down.

BBC: Great Britain close in on Davis Cup victory

More mistakes followed in Murray's next service game, culminating in a simple volley being sent agonisingly long to give Federer the double break and a 4-1 lead.

BBC: Roger Federer beats Andy Murray at ATP Tour Finals