The overhead OPGW, being of functions of the overhead ground wire and communication optical cable for transmission lines has demonstrated its advantages day by day.
架空地线复合光缆（OPGW ）兼输电线路架空地线和通信光缆功能于一体，正日益显示其优越性。
Finally, applicability of this new method to practical design works was demonstrated. Its advantages such as small displacements and application to super-deep excavations were investigated.
通过实际工程的应用，进一步验证了该方法的优越性：基坑变形小，特别适用于超深基坑的支护。
The advantages of squeezing-enlarges pile are demonstrated by analyzing its soil adaptability, pile bearing capacity, material saving and environment.
通过挤扩支盘桩对土层适应性、单桩承载力、节约材料及环保性能分析，说明挤扩支盘桩有较好的技术经济效益。
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