英语词汇“spiral ramp system”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	spiral ramp system
释义	spiral ramp system spiral ramp system [′spī·rəl ′ramp ‚sis·təm] (mining engineering) Development of a mine by driving moderately inclined haulageways from the surface to underground ore horizons.
随便看	open peripheral interface open pgp openpgp open-phase protection open-phase relay open philanthropy exchange open philosophies for associative autopoietic digital ecosystems open photography forum openpic nook and cranny, every nookie nookleptia nooklike nook or cranny nook-rib nooks nooksack nordic ski club nooksack salmon enhancement association nooks and crannies nook shaft nook-shotten nooks or crannies nooksurfer nook window nooky

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。