exploratory shaft meaning in English
堪探竖井
勘探竖井
探井
Related Words
- exploratory sphenotresia
- exploratory well
- exploratory adit
- exploratory discussion
- exploratory behavior
- exploratory pericardiotomy
- exploratory encephlopuncture
- exploratory point
- exploratory fishing
- exploratory laparotomy
- exploratory scenario
- exploratory sclerotomy
- exploratory shaft sinking
- exploratory space mission