GbEng
植物可以吸收二氧化碳释放氧气。 Plants can absorb carbon dioxide and release oxygen.
碳水化合物给我们的身体提供热量和能量。 Carbohydrates provide our bodies with heat and energy.
有机氯一种含氯的碳氢化合物杀虫农药,如滴滴涕杀虫剂 Any of various hydrocarbon pesticides, such as DDT, that contain chlorine.
渗碳处理一种冶金镀膜工序,在此工序中把钢或铁浸入另一种金属如锌、铬或铝的粉剂里,并加热至这一金属的熔点温度以下 A metallurgical coating process in which iron or steel is immersed in a powder of another metal, such as zinc, chromium, or aluminum, and heated to a temperature below the melting point of either.
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.
焦炭的主要成分是碳。 Coke consists mainly of carbon.
二氧化碳是由碳和氧组成的。 Carbon dioxide consists of carbon and oxygen.
硅铁一种用于生产碳素钢的铁和硅的合金 An alloy of iron and silicon used in the production of carbon steel.
第三位在有机分子中从一指定碳原子后第三个位置,在此一个原子或原子团可能被替代 The third position from a designated carbon atom in an organic molecule at which an atom or a radical may be substituted.
碳精棒常用于电弧灯。 The stick of carbon is often used in an electric arc lamp.
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.