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O 开头的英语单词（共 89,563 个）
overhead gage
上挡板
overhead girder
高架梁
overhead grabbing crane
高架抓斗吊车
overhead grinding machine
悬挂式砂轮机
overhead ground
架空接地线
overhead ground conductor
[网络] 架空避雷线
overhead ground transport system
[交] 高架地面运输系统
overhead ground wire
避雷线;架空地线
overhead hatches
顶上盖
overhead ice bunker
架空冰槽
overhead information
[计] 附加信息, 内务信息
overhead ingot turning and weighing machine
架空式钢锭回转秤量机
overhead inversion
高空逆温
overhead irrigating machine
人工降雨设备
overhead irrigation
人工降雨;喷灌
overhead isolation crane
绝缘桥式起重机
overhead isolator
杆架隔离开关
overhead junction
[电] 架空转辙器
overhead junction (crossing)
空线网并线器，架空线路线岔
overhead junction crossing
架空线网并线器
overhead junction knuckle
架空线网线岔
overhead kick
倒钩踢球
overhead lead
空引线