“spiral ramp development”的概念、定义、翻译、参考文献-科学参考

单词	spiral ramp development
释义	spiral ramp development Encyclopedia 工学公路运输开拓释 spiral ramp development螺旋式坑线开拓建立绕露天采场四周边帮以螺旋线方式改变运行方向的通道的公路运输开拓方式。
随便看	copying out by hand copy number copy number variation copy number variation analysis copy of a memorial with the emperor's comments written in cinnabar ink copy of collection Copy of Han Stele by Huang Yi copy of the original memorial to the throne and the emperor's comments copy-on-write copy-on-write, COW copy out by imitation on see-through paper over the original one copy out by metal movable type printing copy out by woodblock printing copy photography copy propagation copyright copyright agency Copyright Clearance Center Copyright, Designs and Patents Act 1988 copyright industry copyright information service copyright infringement copyright law copyright law of Canada copyright law of France

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