big diameter短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 大直径 For calculating of radial well discharge, “ equivalent big diameter well” can be adopted. 辐射井涌水量计算可采用“等效大口井法”。 cnki It is the basic method of understanding the performance behavior of big diameter driven cast- in-place pile by the test of stress and strain. 桩身应力应变测试是从微观上了解桩基工作性状的基本方法。 cnki