casting bore-hole pile foundations
casting bore-hole pile foundations
浇筑钻孔桩基础
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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At present, piles with circular are used in all casting bore-hole pile foundations, but these piles have smaller perimeter and smaller section modulus as compare with the rectangular ones;
目前钻孔灌注桩基中的桩均为园形截面，和矩形截面的桩相比，园桩的周长、断面系数较小，抗弯能力差。
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