This time it did now swim out. It swam round one of the piles under the bridge and again broke the line.
这一次，它没有再向外游去，它围着一根桥桩游了几圈，再次挣脱了渔线。
Under the conditions of larger longitudinal and cross-fall of road line, the author describes the calculations about core slab and box beam bridge chock.
阐述了在路线纵、横坡较大条件下空心板及箱梁桥楔块的设置与计算。
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