diamond boring造句
造句与例句
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- The scarlet diamond bore the letters ? ? and ?, in gold.
- Dickson was awarded a contract to sink shafts to the depth at which the boring of the actual tunnel could be undertaken by the Diamond Boring Machine Co . He started work in April 1872 by sinking a shaft on the Birkenhead side and by March 1873 this shaft had been sunk to full tunnel depth.
- It's difficult to see diamond boring in a sentence. 用diamond boring造句挺难的
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