Since deep penetration large diameter steel pipe piles have been widely used in platform foundation, pile drivability analysis and blowcount prediction play an important role in pipe driving.
大直径超长桩的出现给海上的打桩施工增加了难度和复杂性，也使得打桩分析和预估锤击数具有重要的意义。
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Pick a dandelion that has gone to seed. Take a deep breath and blow the seeds into the wind. Count the seeds that remain on the stem. That is the number of children you will have.