单词 | length of shot |
释义 | length of shot [`leŋkth ǝv `shät] ENGINEERING The depth of the shothole, in which powder is placed, or the size of the block of coal or rock to be loosened by a single blast, measured parallel with the hole. MINING ENGINEERING In open-pit mining, the distance from the first drill hole to the last drill hole along the bank. |
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