Basic organic (life) chemicals such as amino acids have been detected in nebulae and meteorites (see meteors).
构成生命组织的基本化学物如氨基酸,在星云和陨石中也被发现。
Benzene is the simplest of aromatic hydrocarbons, organic chemicals for the basic raw materials, has a very wide range of industrial USES.
苯是最简单的芳烃,为有机化工的基本原料,具有十分广泛的工业用途。
Our main products include basic Inorganic and Organic chemicals, Pigment &Dyestuff and feedstuff, which have enjoyed great popularity in the world market, with good quality and reasonable prices.
我们的主要产品包括基本有机或无机化工、色素及饲料很受欢迎,在世界市场上,以优良的品质,合理的价格…
Pyrolysis of ethane and propane will liberate ethylene, a valuable and basic material for the synthesis of organic chemicals.
乙烷、丙烷是裂解制乙烯的原料,后者是有机合成的基本原料。
Pyrolysis of ethane and propane will liberate ethylene, a valuable and basic material for the synthesis of organic chemicals.
乙烷、丙烷是裂解制乙烯的原料,后者是有机合成的基本原料。
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