以下为句子列表：
英文: Abstract: The development of slag cement was summaried and the influence of compound admixtures with three components on strength and pore structure of high content slag cement (added content 70%～90%) was studied.
中文: 文摘:综述了矿渣水泥的发展、研究了3组分复合外加剂对矿渣掺量(质量分数)为70%～90%的高掺量矿渣水泥强度和孔结构性能的影响。
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英文: According to the need for design and construction of prestressed reinforced concrete of Jingzhou Yangtze River highway bridge, C60 conctrete was mixed with superfine admixture and high workability agent, then it was speeding up construction progress for t
中文: 摘要根据荆州长江公路大桥预应力混凝土结构设计、施工要求，采用掺入超细掺和料和高能外加剂配制C60混凝土，长距离、大高度泵送混凝土，为大桥建设加快进度，确保质量起到了作用。
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英文: After the sample is turned out, its internal and external structures are observed and its bulk density is measured in order to determine how the sintering temperature, the time of thermal preservation, and the quantity of admixture affect the performance
中文: 通过对试样内、外部结构观察和容重的测定，研究烧成温度、保温时间及外加剂掺量对粉煤灰陶粒性能的影响。
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英文: As China's second-largest oversize project after Sanxia Project, Longtan Hydropower Project boasts a great consumption of such materials as cement, fly ash, steel products, and admixture, most of which are delivered to Nandan material transfer station by
中文: 摘要龙滩水电工程为我国仅次于三峡的特大型工程，水泥、粉煤灰、钢材、外加剂等主要物资材料用量巨大，这些物资大部分由铁路发往南丹物资转运站，再用汽车转运到工地。
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英文: Based on analysis of research history and status of mineral admixture, the paper discusses the shortcomings and problems of current reseach, and finally suggests the trend of mineral admixture research.
中文: 通过对矿物掺合料研究历史和研究现状的分析，探讨了当前研究的主要缺陷及存在的问题，并展望了下一步的研究方向。
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