... Rolled Steel轧制的钢材;轧制钢;钢材 Rolled Steel Beam辊压钢梁 Rolled Steel Channel轧制的槽钢 ...
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... 闸槛：lock sill 轧制型钢梁：rolled steel beam 轧制钢丝：rolled wire ...
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rolled steel beam arch 辊压钢梁拱
Hot-rolled beam steel 热轧工字钢
rolled steel single beam 硬横跨
hot-rolled h-beam steel 热轧h型钢
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