碳 的中文句子和英文句子

碳14原子氧化生成二氧化碳，向四周散去并与低空的大气混合。

The carbon14 atoms oxidize to carbon dioxide which gets blown about and mixed up with lower atmosphere.


石脑油一种高度挥发性的易燃液态碳氢化合物混合物，从石油、煤焦油和天然气中提炼出来，并用作石油、溶剂和制造各种化合物中

Any of several highly volatile, flammable liquid mixtures of hydrocarbons distilled from petroleum, coal tar, and natural gas and used as fuel, as solvents, and in making various chemicals.


珍珠在几种软体动物的贝壳中，围绕着一粒沙子或其他外来物质形成的一种光滑、有色泽、具有不同颜色且主要是碳酸钙的沉积物，被珍视为宝石

A smooth, lustrous, variously colored deposit, chiefly calcium carbonate, formed around a grain of sand or other foreign matter in the shells of certain mollusks and valued as a gem.


放射性碳碳的一种放射性同位素，尤指碳14

A radioactive isotope of carbon, especially carbon14.


化学合成用简单无机化合物的化学氧化所产生的能量将二氧化碳和水合成碳水化合物。这种化学合成形式只限于某些细菌和真菌

Synthesis of carbohydrate from carbon dioxide and water using energy obtained from the chemical oxidation of simple inorganic compounds. This form of synthesis is limited to certain bacteria and fungi.


焦碳燃烧时，一部分碳与热风中的氧形成一氧化碳。

As the coke burns, some of it combine with the oxygen in the air to form carbon monoxide.


碳精棒常用于电弧灯。

The stick of carbon is often used in an electric arc lamp.


位于圣地亚哥的加州大学鲍威尔建筑实验室试制出了新的桥梁建筑材料，如碳和玻璃纤维聚合体。

The Powell structural research lab at the university of California at San Diego tests new bridge materials such as carbon and fiberglass polymers.


爱迪生不相信碳可作灯丝用，所以一开始就用铂合金作灯丝。

Originally Edison used platinum alloys for the filament, in the belief that carbon was impracticable.


空气一种无色、无嗅、无味的气体混合物，主要由氮气（约占78％）和氧气（约占21％）组成，还有少量的氩、二氧化碳、氢、氖、氦及其它气体

A colorless, odorless, tasteless, gaseous mixture, mainly nitrogen(approximately78 percent) and oxygen(approximately21 percent) with lesser amounts of argon, carbon dioxide, hydrogen, neon, helium, and other gases.