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R 开头的英语单词（共 156,943 个）
roof comb
条脊
roof condenser
顶式冷凝器
roof construction
屋顶构造;屋盖构造
roof contour
屋顶轮廓
roof control
顶板管理
roof covering
屋面覆盖层
roof crack
顶板裂缝
roof crane
[机] 屋顶起重机
roof crest
(沿屋脊砌墙)条脊
roof cross beam
车顶横梁
roof cross member
车顶横樑
roof crossrail
[车辆] 顶盖横梁
roof curb
[网络] 屋面开口平台
roof cut
截顶槽
roof displacement
屋顶位移
roof door
顶门
roof dormer
屋顶窗
roof drain
浮顶油;罐的排水系统
roof drainage
屋顶排水
roof drip
[建] 屋顶滴水
roof end rail
车顶端横梁
roof expansion joint
屋顶伸缩缝
roof expansion joint cover
屋顶伸缩缝盖板
roof extract unit
顶排风机
roof extract ventilator
屋顶抽风机
roof failure
[矿业] 冒顶
roof fall
(隧洞等的)掉顶