Remnants of the first layer of fusion bonded epoxy, or liquid epoxy may remain adjacent to the edge of the polyethylene.
熔结环氧树脂第一层的残余物或液体环氧树脂可能仍残留在邻近聚乙烯材料的边缘。
Two series of chemical bonded polymers of polyethylene glycol and aliphatic ether based on macroporous styrene-divinyl-benzene polymer have been prepared.
以大孔聚苯乙烯-二乙烯苯为基质，制备了两个系列化学键合聚乙二醇和脂肪醚聚合物小球固定相。
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.
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.
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。
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