We got to look at all the original documents of the Hewlett Packard Company, things like, when are we going to get out of the garage, because the oscillator burned up in the oven.
我们看到了惠普的所有原始文件，比如“我们什么时候搬出车库，因为微波炉的震荡器烧坏了。”
2
We can work out positions of a harmonic oscillator by numerical methods .
我们可以按数值方法计算简谐振子的位置。
3
Since the first crystal oscillator came out in the early 1920s, the technique of crystal oscillator has been greatly improved and has been widely used.