... 防护手套 gauntlet 防护水泥 radiation proof cement 防护套 fagging ...
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The invention relates to a kind of radon-proof and radiation-proof masonry cement, which belongs to water-hardness cement technique field.
本发明涉及一种防氡防辐射砌筑水泥，属于水硬性水泥技术领域。
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