It is too low to fly satellites in since the friction from the small amount of air would destroy their orbits.

这一层太低不适合卫星运行，因为空气的摩擦力会破坏卫星的轨道。

youdao

This problem is made worse by the small amount of air that leaks into the cylinders around the rotary intake valve.

这个问题是加剧了少量的空气泄漏进入气缸的进气阀旋转。

youdao

The new air conditioner is getting into the air, a small amount of CFCs has been sealed.

新的空调已经进入到空气，少量的氯氟化碳已被查封。

youdao

At about nineteen-thousand meters, the air is so thin and the amount of oxygen so small that a person needs a lot of special equipment to survive.

VOA: special.2011.04.06

Here's how it works: A small amount of diesel fuel is injected into the canister, where it is mixed with a tiny bit of air and ignited by an electrical spark.

FORBES: Clearing the Air