Aiming at solving existing problems for the conventional mechanicalclose gear test platform, a computer controlled hydraulic loading system is designed.
针对传统的机械闭式齿轮试验台存在的问题，设计了一种计算机控制液压加载系统。
2
And if scientists have yet to create the mechanical version of science fiction, they have begun to come close.
如果科学家们还没有创造出科幻小说的机械版本，他们也已经很接近这个目标了。
3
Pressing the "close doors" button in a lift (incidentally, a mechanical placebo in 80% of lifts around the world), or using the 30 seconds while the microwave heats my coffee for another task.