I-beam

Illustration of an I-beam vibrating in torsion mode.

An I-beam, also known as H-beam, W-beam (for "wide flange"), Universal Beam (UB), Rolled Steel Joist (RSJ), or double-T (especially in Polish, Bulgarian, Spanish, Italian and German), is a beam with an I or H-shaped cross-section. The horizontal elements of the "I" are known as flanges, while the vertical element is termed the "web". I-beams are usually made of structural steel and are used in construction and civil engineering.

单词	I Beam
释义	I Beam 原声例句万物简史 " It's all a mystery, " Jillani Ngalli told me, beaming happily. “所有这些都是一个谜。”吉拉尼.安哥里笑容可掬地对我说。暮光之城：暮色 I beamed at the memory of how conveniently things had worked out. 一想到事情居然变得如此合宜，我便微笑起来。依然是我 \| Still Me (Me Before You #3) " That'll help it stay up." I beamed at her. “那会帮助它熬夜。” 我对她微笑。英语百科 I-beam An I-beam, also known as H-beam, W-beam (for "wide flange"), Universal Beam (UB), Rolled Steel Joist (RSJ), or double-T (especially in Polish, Bulgarian, Spanish, Italian and German), is a beam with an I or H-shaped cross-section. The horizontal elements of the "I" are known as flanges, while the vertical element is termed the "web". I-beams are usually made of structural steel and are used in construction and civil engineering.
随便看	Aulopus的意思 aulopus japonicas的意思 Aulorhynchidae的意思 Aulorhynchus的意思 Auloroidea的意思 aulos的意思 Aulosen的意思 Aulosteges的意思 aulostomatous的意思 Aulostomi的意思 aulostomid的意思 Aulostomidae的意思 aulostomidaes的意思 aulostomids的意思 AULOSTOMOIDEA的意思 Aulostomoidei的意思 Aulostomus的意思 Aulostomus chinensis的意思 Aulostomus maculatus的意思 aulostomus maculatuss的意思 aulostomuss的意思 Aulotortus的意思 Aulotrachichthys prosthemius的意思 Auls的意思 Ault.的意思

I Beam

I-beam