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建筑橡胶密封垫 预成型实心硫化的结构密封垫用材料规范
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混凝土道路伸缩缝用预成型硫化橡胶压缩密封件材料规范
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110℃以下热水输送管橡胶密封圈材料规范
Rubber scales--joint rings for water supply pipelines up to 110℃--Specification for materials
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水闸橡胶密封件
Rubber gate seals
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石油基油类输送管道及连接件用橡胶密封制品胶料
Rubber seals material for petroleum product supply pipes and fittings
价格：￥0.00
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燃气输送管及配件用橡胶密封圈胶料
Material of rubber seals used for gas supply pipes and fittings
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模压和压出橡胶制品外观质量的一般规定
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燃油用O型橡胶密封圈材料
Rubber mixture of O--ring seals for fuel
价格：￥0.00
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