单词	荡柱
释义	荡柱 gantry post
随便看	slide resistance slide projector slide projector for visual nystagmus slide projectors slide projector with zoom lens slide proof hoist wire ropes slide-proof pile slide publicity Slide pulse slide pump sprayer slide push fit slider slide rack slide rail slide-rail sliderail laying slide rail oil slider and swing guide bar mechanism slider and swing guide-bar mechanism slider and swingoscillatingguide-bar mechanism slider arm slide ratch slider bearing slider bed slider block