It is the missing piece of the Standard Model, a theory which links all the particles and forces of nature bar gravity into a single mathematical framework.

它是连接所有粒子和除了引力外的自然力到一个简单数学框架理论的标准模型缺失的部分。

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The surface gravity, which is defined from the 1 bar pressure level in a gas giant's atmosphere, is 90 percent that of Earth's and the speed needed to reach low orbit is lowest of all the gas planets.

表面重力，这个气体巨人的大气层的气压水平限制在一巴范围，是地球的百分之90的并且需要达到的低轨道的速度是所有的气体行星的最低水平。

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Squeeze casting can not only improve the gravity segregation and distribution of the chemical constitution of the cast but also the microsegregation of bar-shaped ZA27 alloy.

挤压铸造使棒状ZA27合金铸件的比重偏析有所改善，铸件成分分布更加均匀。挤压铸造可以明显改善棒状ZA27合金铸件的显微偏析。

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Awaiting at the top is a pint of Guinness (certificate included) in the Gravity Bar, which affords visitors a 360-degree view of Dublin.

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If you curl into a U shape at the top of your leap, as high jumpers and pole vaulters do, you will be able to clear a bar while your center of gravity passes underneath it.

NEWYORKER: Glory Days