以下为句子列表：
英文: This paper advances some measures for controlling effectively the construction cost in the construction stage from aspects of optimizing the construction organization design,implementing the dynamic control of the construction cost,controlling the constru
中文: 从优化施工组织设计、控制工程变更、加强现场签证和工程材料价格的管理等方面提出了有效控制施工阶段工程造价的措施。
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英文: This paper conducts a study of nonlinear stability behavior of a long-span prestressed concrete rigid-frame bridge at cantilever construction stage respectively by means of buckling, collapse theories and 3D nonlinear digital models, discusses the stabili
中文: 摘要分别采用屈曲理论和压溃理论，利用三维非线性数字模型，研究了悬臂施工阶段大跨度预应力混凝土刚构桥的非线性稳定行为，探讨了同类桥梁悬臂施工阶段的稳定性，得出了一些有益的结论。
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英文: This paper proposes optimum level of completion of construction stage and optimum level of construction completion of state of accomplished bridge of long span continuous rigid frame bridges, proposes optimum completion state and optimum construction stag
中文: 方法提出大跨度连续刚构桥的最优节段施工完成度、最优成桥施工完成度、最优节段施工状态和最优成桥施工状态的概念，并利用施工完成度来评价桥梁施工过程与成桥状态对设计和规范的满足程度。
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英文: Three precautionary measures to prevent natural gas hydrates in pipe from blocking are put forward,that is,not to used bending pipe if possible during construction stage ;increasing pigging frequency before pipeline commissioning to elimninate water withi
中文: 提出了三项预防水化物的措施：①施工阶段避免过多使用弯管；②投产前增加吹扫次数，彻底清除水；③运行初期定期注入抑制剂。
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