In the ethyne molecule, a double bond links together the two carbon atoms . 在乙烯分子中是由一个双键将两个碳原子连结在一起的。
2.
Ethyne flams last 1min adn then die out after removal of the source 火源移开后十秒内火焰自动熄灭。
3.
Phosphine in ethyne 乙炔中含磷化氢
4.
S content in ethyne 乙炔中含硫化氢
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In this article , the measurement method of hydrocarbon especial ethyne concentration in air separation by using the gm600fid gas chromatogram are introduced 摘要介绍用gm600型fid气相色谱仪检测空分装置中碳氢化合物，特别是乙炔含量的方法。
6.
Calcium carbide is an important primary material for organic synthesis industry . reacted to water , it can produce ethyne for the manufacture of synthetic fiber , synthetic resin , plastic , synthetic rubber , fertilizer , agricultural pesticide , growth hormone for plants , dyes , and solvent etc 电石为基本有机合成工业的重要起始原料，电石与水反应生成乙炔，可用于合成纤维合成树脂塑料合成橡胶化肥农药植物生长激素染料溶剂等的制造，也可用于金属切割与焊接照明等，竭诚欢迎各界选购。
