What is the momentum of particle number one?

物体1的动量是多少？

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Water contents of stratiform cloud vary greatly, and have close positive relationship with particle number concentration.

云中含水量在水平方向上的变化大，且与粒子数浓度存在正相关。

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Proposals for new regulations exist in some countries, with Suggestions to limit the particle surface area or the particle number.

新法规的建议存在于一些国家，建议，限制粒子表面积或粒子数。

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In a bid to restore yet more symmetry to the universe, a number of particle physicists are developing a theory called supersymmetry.

ECONOMIST: Particle physics makes sense, but it assumes too much

Short-term particle pollution measures the number of times in a year when levels spike above healthy standards for several days to several weeks.

FORBES: Life

While initial number-crunching at CERN suggests the new particle has spin zero, more proof is needed.

WSJ: New Data Boosts Case for Higgs Boson Find