The contactors feature silver cadmium oxide, doublebreak 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。
2
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。
3
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.