“portal crane”的概念、定义、翻译、参考文献-科学参考

单词	portal crane
释义	portal crane Encyclopedia 工学〔轻小型起重设备〕释 portal crane门座起重机安装在沿地面轨道行走的门形底座上的全回转臂架型起重机，其门形底座下方可通行铁路车辆或其他无轨运输车辆（如汽车）等。
随便看	physiological drought physiological ecology of microorganisms physiological effect of hypergravity physiological effect of low-gravity physiological effect of noise in aerospace physiological effect of qigong physiological effect of spacecraft rotation physiological effect of space impact physiological effect of space vibration Physiological effect of sustained positive acceleration physiological effects of high pressure physiological effects of pollution physiological flow physiological forgetting physiological fruit drop physiological individual physiological isolation physiologically based pharmacokinetic model physiological mechanism of emotion physiological optics physiological parameters acquisition Physiological Phonetics physiological race physiological responses physiological rhythm

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