如果需要或需要，一个排气口狂热者和新鲜的空气破坏装置也可能是附加的。
If desired or needed, a vent fan and ozone destruct device can also be added.
一些蚂蚁，比如木蚁，会破坏房屋结构，而另一些蚂蚁则会干扰电器装置。
Some, like carpenter ants, can undermine a home structure, while others interfere with the electrical units.
由于较低部位的电缆比较高部位的电缆移动慢，上升的电梯箱将落后于转动锚点，这样就会引起一个拖拽并可能进一步破坏整个装置的稳定。
Since the lower regions of the cable are moving slower than the higher ones, a rising car will lag behind the orbiting anchor, causing a drag on the cable that could destabilize the entire assembly.
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