| 释义 |
downhole 英音 [ ˈdaʊnˌhəʊl ] 美音 [ ˈdaʊnhoʊl ] 释义 n. 井底,井内 adv. 向下打眼,向下钻进 例句 1·A tool that grinds metal downhole . 在井下磨碎金属的工具称之为铣鞋。 2·The designing and debugging of downhole television system. 井下电视系统的设计与调试。 3·A downhole tool that USES acid to cut stuck pipe in a well. 用酸切割井内被卡管子的一种井下工具。
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