| 释义 |
exploratory excavation
- 探险的tàn xiǎn de
expeditionary, explorative, exploratory
- 探索性研究tàn suǒ xìng yán jiū
exploratory research; exploratory study; exploratory work
- 挖掘堆积wā jué duī jī
excavation heaps
- 探井tàn jǐng
exploratory well; prospecting well
- 挖掘深度wā jué shēn dù
digging depth; excavation depth
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