downhole tools

• 井下工具

downhole tools的用法和样例：

例句

1. 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。
2. Each panel of this well log represents different types of measurements taken by downhole tools.
   图表的每一板块均代表井下工具所做的不同类型的测量。