1) specific strength
比强
1.
days before opening bolls the average temperature is <15℃, that makes cotton specific strength decrease obviously.
吐絮前 30d平均气温 <15℃ ,使棉花比强明显下降。
2.
By the material of contrast cotton varieties in the region test it obtained that the difference of cotton specific strength, between areas and period of duration and period of boll are back correlation.
统计 1998～ 2 0 0 0年新疆参加棉花品比区试资料 ,得出地区之间棉花比强差异与各地生育期、铃期呈反相关。
3.
To determine the optimum moisture content of sand EPS beads mixed lightweight soil,the specific strength is imported.
为了确定砂土EPS颗粒混合轻质土的最优击实含水率,引入了基于比强的最优击实含水率确定方法,并采用二分法(初始击实含水率设为6。
2) yield ratio
屈强比
1.
Size, distributing, morphology and number of the MA island influencing yield ratio, yield strength and DWTT of the pipeline steel are introduced in the paper by analyzing influence of the MA island on mechanical properties in X70 and X65 pipeline steel.
通过力学试验研究分析管线钢X70、X65中重要组分MA岛对力学性能的影响,得出MA岛的尺寸、分布、形态、数量对管线钢的屈强比、屈服强度、落锤影响的规律。
2.
The results show that adding very small amount of niobium and titanium(microalloying elements) can increase not only the steel's tensile strength,but its yield strength and yield ratio as well.
结果表明:添加微量的Nb和Ti元素可提高钢的抗拉强度,同时也可提高钢的屈服强度和屈强比;锰过高或过低都会阻碍组织中马氏体的形成;适当增加硅可以提高钢的抗拉强度并降低延伸率。
3.
The influence of rolling process on the yield ratio was researched.
介绍了济钢ASP生产线焊瓶用HP295的开发轧制情况,探索了ASP生产线HP295钢带的轧制工艺对屈强比的影响。
3) low yield ratio
低屈强比
1.
Thermomechanical processing of cold forging steel with high strength and low yield ratio;
高强度低屈强比铆螺钢轧制工艺的研究
2.
By using zirconium (Zr) and titanium (Ti) micro-alloying, controlled rolling and moderate cooling rate in two phases zone after rolling, a construction steel with the characteristics of low yield ratio(YR≤0.
利用Zr、Ti进行微合金化,对钢板进行控制轧制并在轧后两相区适当快冷,获得了低屈强比(YR≤0。
4) the method of specific strength
比强度法
1.
Using the method of specific strength,the pozzolanic effect of fly-ash in recycled aggregate concrete has been researched,comparing with natural aggregate concrete in the same mixing ratio,the pozzolanic effect of fly-ash in recycled aggregate concrete is weaker than in the other concrete.
本文采用比强度法分析研究了粉煤灰在再生混凝土中的火山灰效应,并与同配比对比混凝土相比较,得出了粉煤灰在再生混凝土中的火山灰活性较在对比混凝土中小的结论。
5) strength ratio
强度比
1.
The equivalent coefficient of 10?%,20?%,30?%,40?% strength ratio of different admixture design.
方法对掺加掺合料的不同配合比的C30幼龄期混凝土的强度进行测定,应用回归分析对其进行曲线拟合推导,在不同强度拟合曲线的基础上,对5℃、10℃、15℃温度养护条件下不同配合比混凝土达到标准养护条件下10%2、0%、30%、40%强度比的等效系数进行回归分析。
2.
The effects on strength ratio of no vibrated self compacting concrete and vibrated concrete are discussed.
利用正交试验，探讨影响免振捣自密实混凝土与振捣混凝土强度比的因素,提出免振捣自密实混凝土应具有适 量微粉含量和较大砂率，发现成型方式不影响混凝土的干燥收缩，但影响弹性模
3.
35, the mortar with 30% by mass of fly ash in cementitious has the compressive strength ratio more than 0.
３５ 以下时，在水泥砂浆中掺入３０％ 粉煤灰，其强度比可达到０。
6) specific strength
比强度
1.
Grain phosphorus is active,and quantitative indexes,such as pozzolanic effect specific strength,strength contribution rate,activity index and pozzolanic effect form,can be used to judge and analyze phosphorus' pozzolanic effect,influence factors and the pattern in hardened phosphorus paste.
粒化磷渣是活性渣,采用火山灰效应比强度、火山灰效应强度贡献率、活性指数等定量指标以及火山灰效应图,来准确地判断与分析磷渣粉掺合料在水泥石中的火山灰效应的大小、影响因素及其规律。
2.
The hollow cylindrical sandwich of foamed Al alloy with high specific strength was prepared in order to improve the ability of energy absorption.
泡沫铝合金中空层合圆管具有轻质(ρ<1)特性,但是其压缩比强度σ/ρ和压缩比刚度E/ρ是泡沫铝合金相应参数的3倍。
3.
The results show that, the elastic modulus increases from 270?MPa to 550?MPa and the yield strength increases from 3?MPa to 20?MPa with the decrease of the pore diameter; the yield strength increases with the decrease of the porosity; the porous aluminum alloy has high specific strength and energy absorption capability.
多孔铝合金具有高的比强度 ,其σ2 /3 c / ρ(梁 )及σ1/2c / ρ(板 )分别为2 。
补充资料：比强度
分子式：
CAS号：
性质：又称比刚度。材料的机械强度(通常指拉伸强度)与其相对密度之比值。单位为兆帕。用于比较不同材料在相同质量下的强度。塑料和增强塑料的比强度可以达到或远远超过金属材料，如钢材和硬铝制品。复合材料具有优异的比强度。
CAS号：
性质：又称比刚度。材料的机械强度(通常指拉伸强度)与其相对密度之比值。单位为兆帕。用于比较不同材料在相同质量下的强度。塑料和增强塑料的比强度可以达到或远远超过金属材料，如钢材和硬铝制品。复合材料具有优异的比强度。
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