| 单词 | creeper chain |
| 释义 | > as lemmascreeper chain creeper chain n. Mining an endless chain fitted with grips or hooks for traction of mine-cars, etc. ΘΚΠ society > occupation and work > equipment > mining equipment > [noun] > vehicle for underground haulage or transportation > rail or guide for convoy1754 slipe1860 creeper chain1892 1892 H. W. Hughes Text-bk. Coal-mining 383 No better appliance has been introduced for minimising the cost of conveying tubs about the heapstead than that known as the ‘finger’ or ‘creeper’ chain... It consists of an endless chain travelling under the tubs, provided at intervals with vertical projecting pieces of iron fastened to the links. < as lemmas |
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