1) converted slenderness ratio
折算长细比
1.
Finite element stability analysis for a steel gantry tower structure was carried out in the paper,and the results were compared with corresponding values from the formula of converted slenderness ratio.
文中对一龙门钢塔结构进行了非线性整体稳定的有限元计算,并与采用规范折算长细比公式的计算结果进行了比较,两种方法的计算结果吻合良好。
2) equivalent slenderness ratio
换算长细比
1.
In Chinese Design Code of Steel Structures(GB50017),axially compressed members are calculated not as torsional-flexural buckling but as flexural buckling with equivalent slenderness ratio.
钢结构设计规范(G B50017)采用换算长细比的方法将弯扭失稳等效为弯曲失稳,这种计算方法是否完善有待验证。
2.
In active code for design of steel structures, axially compressed members are calculated not as torsional-flexural buckling but as flexural buckling with equivalent slenderness ratio, resid.
我国现行钢结构设计规范(GB50017)采用换算长细比的方法将弯扭失稳等效为弯曲失稳,其残余应力和初始几何缺陷均按弯曲失稳考虑。
3) convert proportion
折算比例
4) reduced length
折算长度
5) slenderness ratio
细长比,长细比
6) contrast and conversion
比照与折算
补充资料:比头发丝细1000倍的纳米花朵(图)
周道其
英国剑桥大学的科学家把液态镓滴在硅表面上,然后科学家把它转向少量含有甲烷的气体,化学反应迫使气体凝聚成极细的碳化硅线,这样“培植”出的纳米花朵比人的头发丝还要细1000倍。另外,科学家还利用硅“培植”出由细线组成的纳米树,即科学家在“培植”细线的过程中改变温度和压力,成功地使这些细线成为大小仅为1~5微米的各种复杂形状——纳米树。
研究人员认为,新工艺可以获得一系列应用,他们现正在研究两个应用方向:用作防水涂覆层和用作新型太阳能电池的主要成分。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。