单词 | strip-borer drill |
释义 | strip-borer drill [`strip ´bȯr·ǝr ´dril] MECHANICAL ENGINEERING An electric or diesel skid- or caterpillar-mounted drill used at quarry or opencast sites to drill 3- to 6-inch-diameter (8- to 15-centimeter), horizontal blast holes up to 100 feet (30 meters) in length, without the use of flush water. |
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