1) lower supporting beam
下层支承梁
1.
Damage cause of lower supporting beam for lock's valve
船闸输水阀门下层支承梁破坏原因分析
2) lower deck carline
下支承梁
3) road deck haunch
支承路面层梁腋
5) supporting beam
支承梁
1.
Design of the supporting beam at the hemispherical head within the column;
塔器球形封头内支承梁设计
6) support beam
支承梁
1.
It is freely supported on the support beams of economizer to avoid the site welding between fixing arrangement and support beams.
该设计采用框架式省煤器固定结构,并自由支承在省煤器支承梁上,以避免固定装置与支承梁的现场焊接。
补充资料：下层
1.下面的一层或几层。 2.下流;下等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条