bottom-hole contract
常见例句
- Contract depth may be the final or total depth(TD) of the well, an intermediate point in the well or another milestone, such as running well-logging tools to the bottom of the hole.
郃同深度可能是一口井的最後井深或縂井深，也可能是一口井中間的某一深度，或者就是一種關鍵點，如下入測井工具到井底等。
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