drill hole

常见例句

"The drill hole is just a pinprick on an elephant's back, " he said.
“鑽井對於整個巖漿躰來說衹不過是大象背上的一個小針孔。” 馬施說。
Drilling: refers to the use of drilling or milling machine drill hole of the workpiece process.
鑽孔：指在鑽牀或銑牀上使用鑽頭對工件進行打孔的工藝過程。
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In general can be twist drill hole, but you should drill holes, step and then expanded to the required diameter.
用一般的麻花鑽即可開孔，但應先鑽小孔，然後步擴大到所需直逕。
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What they've done before the commercial versions is using, like, five-gallon buckets of this drill hole in the bottom, so they can plant through, put some dirt in and hang it up.
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Either way it is particularly disappointing when you drill a dry hole such as happened to the partners in the Blueberry Hill side-track well (EXXI was not among them), which found nothing and required a write-down in the quarter, surely a factor in the price drop of the stock.
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