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标题:
GB/T 29047-2012
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作者:
sigh007
时间:
2013-11-12 12:23:45
标题:
GB/T 29047-2012
GB/T 29047-2012
中文名:高密度聚乙烯外护管硬质聚氨酯泡沫塑料预制直埋保温管及管件
英文名:Prefabricated directly buried insulating pipes and fittings with polyurethane [PUR]foamed-plastics and high density polyethylene [PE]casing pipes
见:
http://bbs.infoeach.com/thread-24726-1-1.html
作者:
xifeng1115
时间:
2013-11-12 13:54:28
多谢!!!!!!!!!!!
作者:
jzycfpj
时间:
2014-5-22 16:01:10
谢谢分享
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