为了确定用铺管船法铺设海洋管道过程中的作业参数，必须对海洋管道的铺设方式和作业状态进行分析。
For determining working parameters during the pipe-laying operation with a lay-barge, the laying method and other working situation of the pipeline must be analyzed.
目前最流行的非开挖铺管技术为导向钻进法，但这种施工法在流砂地层施工时容易发生塌孔。
At present, the most popular trenchless pipeline installation method is guided boring, but in the guided boring cave-in of the borehole wall eternally are encountered in quicksand formation.
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