| 单词 |
auger drilling |
| 释义 |
DictionarySeedrilling rigauger drilling
auger drilling[′ȯ·gər ‚dril·iŋ] (engineering) A method of drilling in which penetration is accomplished by the cutting or gouging action of chisel-type cutting edges forced into the substance by rotation of the auger bit. Also known as auger boring. |
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