pack hole 中文意思是什麼

pack hole 解釋
充填孔
  • pack : vt 安插[挑選]自己人充任(委員等);拉攏,收買。 pack a committee 糾集自己人充實委員會。pack cards...
  • hole : n 1 洞,穴,孔;(衣服等上的)破洞;傷口;漏洞;窩,坑;水流的深凹處,(河道的)緩流窪。2 (獸的...
  1. Recommended practice for gravel pack of sand control of the naked hole

    裸眼井礫石充填防砂推薦作法
  2. Before lighting the fuse, the hole was topped off with sand, and a three - foot - long, 1. 25 " diameter iron tamping rod was used to pack down the gunpowder

    在點燃之前,洞的上部填滿了黃沙和一根長3英尺,直徑1 . 25寸的內置火藥的鐵棒。
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