达到缓冲效果
Achieve buffering effect
以上为机器翻译结果，长、整句建议使用 人工翻译 。
对连续梁而言，主梁与挡块间紧贴无间隙时缓冲效果达到最佳，结构的总体受力性能最好。
Speaking of continuously Liang, between the king post and the stop piece clings is ceaseless when the cushion effect to achieve best, the structure overall stress performance is best.
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