梁顶面 top surface of the beam ; top of beam
承梁顶 gallow-top
顶梁柱 Pillar ; main support ; backbone ; Escaper for Men
顶梁 [建] top beam ; [建] Upper beam ; roof bow ; roof timber
横顶梁 roof stick carline
前叉顶梁 Fork Top Bridge
铰接顶梁 articulated roof beam ; hinged bar ; articulated bar
钢顶梁 Steel Cap
钢梁的顶层 Cope In Steel Beam
所有甲板标高线均指结构梁顶线。
箱梁顶底板在锚固区有应力集中现象；
Stress concentration in the top and bottom flange at anchorage zones was observed.
里面有一条长廊，梁顶四周都是彩绘的图案，很精美，长廊旁边是美丽的昆明湖，在落日的映照下显得非常宁静。
There was a long corridor in it. The roof of the corridor was painted with colorful patterns. So exquisite! Kunming Lake was on one of its sides. At sunset, it looked so serene and tranquil.
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