| EXAMPLE SENTENCES | ||
|---|---|---|
液化气在空气中燃烧的化学式？ Liquefied gas formula being hit by a combustion in air? | ||
化学式：化合物的组成或结构的任何一种表达式的总称。 Chemical formula: Expression of the composition or structure of a chemical compound. | ||
炔雌醇甲醚一种合成的雌激素，化学式为c21h26o2，与。 A synthetic estrogen, C21H26O2, used in combination with a progestin in oral contraceptive preparations. | ||
一种可燃性液体，化学式为C2H5cho，用于塑料和橡胶化工品的生产。 A flammable liquid, C2H 5cho, used in the manufacture of plastics and rubber chemicals. | ||
二氧化碳一种无机化合物，无色而略带刺鼻气味和酸味的气体。化学式CO2。 Carbon dioxide Inorganic compound, a colourless gas with a faint, sharp odour and a sour taste when dissolved in water, chemical formula CO2. | ||
尼古丁为杂环化合物，含啶环，化学式为C10H14N，是纸烟、雪茄和鼻烟中的主要上瘾成分。 It is a heterocyclic compound, containing a pyridine ring; its chemical formula is C10H14N. Nicotine is the chief addictive ingredient (see drug addiction) in cigarettes and cigars and in snuff. | ||
分析了晶体化学式计算法、烷基季铵盐法和阳离子交换容量法的测定原理和计算方法。 The measurement principle and the crystal-chemical formula method, the cation exchange capacity method and alkyl ammonium method are discussed. | ||
