tricyclopentadiene 环戊二烯三聚体 tetrahydrotricyclopentadie 四氢环戊二烯三聚体 cyclodiolefin 环二烯烃 ..
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所加的反应物可以是二烯烃、环二烯烃。
双环戊二烯(DCPD)是裂解C_5馏分中的一种二烯烃，是一种重要的化工原料。
Dicyclopentadiene (DCPD) was a kind of dienes contained in cracking C_5 fraction and it was an important kind of raw material in chemical industry.
埋地钢管的外防腐可采用沥青防腐层、煤焦油瓷漆防腐层、聚乙烯胶粘带防腐层、熔结环氧粉末防腐层、二层结构聚乙烯防腐层、三层结构聚烯烃防腐层等技术。
Asphalt, coal tar enamel, fusion-bonded epoxy, polyethylene tape, 2-layer PE and 3-layer PE coatings may be used for corrosion control of underground pipelines.
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