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propadiene
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propadiene
Encyclopedia
理学
丙二烯
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propadiene; allene
丙二烯
最简单的含累积双键的烯烃。常与丙炔共存于石油裂解制乙烯过程中产生的碳三馏分中。分子式CH2═C═CH2。
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Changsha Huanghua Guoji Jichang
Changsha iron tripod
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Changsha Kiln
Changsha Museum
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Changshan Formation
Changshan Liedao
changshan Xian
Changshan Yinhao tea
Changsha prefecture
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Changsha Xian
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Changshi
Changshou Hu
Changshou National Forest Park
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Changshoushan National Forest Park
Chang Shu
Changshu City
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更新时间:2026/8/21 2:35:53