名词 horizontal bar:

1. gymnastic apparatus consisting of a bar supported in a horizontal position by uprights at both ends

horizontal tie水平拉杆horizontaladj.水平的；横的n.水平线；水平面horizontal model boundary水平模型边界horizontal line frequence水平扫描频率horizontal projected area水平投影面积horizontal heat exchanger卧式换热器horizontal type generator横轴发电机horizontal saltation flux水平跃移通量horizontal section length水平段长度horizontal well technique水平井技术horizontal seismic action水平地震作用horizontal trellis system棚架形