протон

протон

One of the constituents of atoms. Along with the neutron, the proton can be found in the nuclei (centers) or atoms. Protons have a positive electric charge, and are composed of two up quarks and a down quark.

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行业/领域：物理
类别粒子物理学
Company: 伯克利
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sladjana milinkovic

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行业/领域：食品（其他）类别香料

алева паприка

spice (ground) Description: Powdered seasoning made from a variety of tropical chiles, including red cayenne peppers. It is very hot and spicy, so use ...