The resulting rocket, the most powerful in use by the US Air Force, is capable of lifting over 23,000 kilograms into low Earth orbit, comparable to NASA's Space Shuttle.

该运载火箭是美国空军所有火箭中运载能力最强的，可以将23000公斤的货物送入地球低轨道，可与NASA的航天飞机媲美。

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When the density of matter reaches gargantuan proportions (more than about 1050 kilograms per cubic metre) inside a black hole, torsion manifests itself as a force that counters gravity.

当黑洞内部的物质的密度到达巨大的程度(超过1050千克每立方米)时，扭曲显现出一种反引力的力。

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A typical problem that you may have done in your first pass at Newton's law, someone tells you a force of 36 Newtons is acting on a mass of whatever, 4 kilograms; what's the acceleration?

在你们第一次接触牛顿定律时,可能见过这么一道典型题目,告诉你,一个 36 牛的力,作用在一个物体上,4 千克吧,问加速度是多少

耶鲁公开课 - 基础物理课程节选

Its survivability stats, printed around the lens, include waterproof to 14 meters (46 feet), shockproof to 2-meter (6.5-foot) drops, crush-proof to 100 kilograms (220 pounds) of force and cold-proof to -10 degrees Celsius (14 degrees Fahrenheit).

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