drilled shaft

drilled shaft 基本解释

竖井

词组短语

1、drilled shaft design 钻孔竖井设计

drilled shaft 用法和例句

1、No allowance has been included for any drilled shaft foundations.

不允许任何钻孔竖井基础。

重点词汇

drilled v. 钻（孔）( drill的过去式和过去分词 ); 打（眼）; 操练; 训练

shaft n. 柄，轴；矛，箭；〈非〉嘲笑；光线 vt. 给…装上杆柄；〈俚〉苛刻的对待