以下为句子列表：
英文: A new type of sound absorbing materials mainly made from low alkaline cement and expanding pearlite has been investigated on the basis of sound absorption principle.
中文: 摘要以低堿水泥和膨胀珍珠岩为主要原料，辅之以分散性良好的增强剂聚丙烯纤维，研制出一种新型吸声材料。
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英文: With the system complete assessement and testing,this system will meet the relevant national standards and technical requiments in wind resistance,waterpoof and condensation prevention,thermal insulation,sound absorbing and insulation,lighting protection
中文: 经综合分析，全面测试和评估，系统抗风变形、放水防潮、保温隔热、隔声吸音、防雷、防腐等性能均满足国家相关规范和工程技术要求。
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