“sinking headframe”的概念、定义、翻译、参考文献-科学参考

单词	sinking headframe
释义	sinking headframe Encyclopedia 工学凿井设施释 sinking headframe凿井井架凿井时，用于支承提升天轮、悬吊天轮和架设卸渣设施等的结构物。又称掘进井架。
随便看	bar polyhex bar polyiamond barracks barracks of storm Troops Barra War barred galaxy barred spiral galaxy barrel barrel converter barrel distortion barreled space barrel enamelling barrelene barrelledness barrelled space barrel medic barrel-set Barrel-shaped Containers of Hongshan Culture barrel shutter barrel skirt barrel; tonneau barrel-type distortion barrel vault Barremian Stage barren cropping

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