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https://www.alighting.cn/news/20250326/177042.htm2025/3/26 11:23:40
近日,住房和城乡建设部发布国家标准《住宅项目规范》,标准编号为gb 55038-2025,将于5月1日正式实施。
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高耐热稳定性及化学稳定性。 特性:机械强度高,刚性大,硬度高;优异的弹性;抗蠕变性能好;即使在低温下,冲击强度高;非常好的尺寸稳定性;滑动性能好,耐磨;机械性能优异;生理惰
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