In this paper, steel plate for buildings with high strength and low yield ratio was studied in laboratory.
本文对高强度低屈强比建筑用钢进行了实验室生产研究。
The results show that the steel has high strength, low yield ratio, powerful fire-resistant and good welding performance, so it can completely satisfy the request of JIS3136 standard of Japan.
结果表明，该钢种具有强度高，屈强比低，耐火性能强及焊接性能优良等特点，完全能够达到日本JIS3136标准要求。
Mechanical properties and fracture mechanism of high strength steel sheet with low yield ratio under impact loading have been studied through instrumented impact and quasi-static tensile tests.
通过室温下的仪器化冲击试验和静态拉伸试验，研究一种低屈服比高强度钢板在冲击载荷下的力学性能和断裂机理。
Low level nitrogen fertilizer maked the yield of strawberry fruit to decline, but it maked the single fruit weigh to improve greatly, and improve the ratio of commodity fruit significantly.
低量氮肥处理虽然产量较低，但大大提高了单果重，明显增加了草莓果实的商品果率。
This machine big crushing ratio, yield, particle size uniform, simple structure, convenient maintenance, production low costs.
该机破碎比大、产量大、粒度均匀、结构简单、维修方便、生产成本低等特点。
To find out the extremely low acid hydrolysis mechanism of cellulose in biomass, effect factors of the reducing sugar yield and cellulose conversion ratio were studied in hydrolysis reacting system.
深入了解生物质中纤维素的超低酸水解机理，在水解反应系统中研究了水解糖产率和纤维素转化率的影响因素。
Pipeline steel adopting the spicular ferrite owns the better properties of forming and anti corrosion for its low ratio of yield strength and tensile strength and uniform microstructure.
由于低屈强比和组织均匀，管线钢采用针状铁素体组织可以具有较好的（管）成型性及耐腐蚀性。 用针状铁素体管线钢平板或卷板制造的焊管的力学性能彼此相差不大。
Factors including ratio of mixed acid, nitration time, reduction temperature and reduction have been investigated, this process exhibits the advantage of low cost and high yield.
研究了硝硫混酸配比、硝化反应时间、还原反应温度、还原反应时间等因素对产物收率的影响，该工艺具有生产成本低，产品质量稳定，收率高的优点。
In order to obtain high-yield, fertilizer unreasonable, excessive use of fertilizers, nitrates are too high, and low input-output ratio problem.
为获得高产，化肥使用过量，施肥不合理，硝酸盐过高，投入产出比低等问题。
The major problems such as low recovery ratio of protein, low yield and purity of finished products are found in the process of isolation soy protein by alkali extraction and acid precipitation.
大豆分离蛋白的碱浸提酸沉淀工艺，目前普遍存在成品得率低，纯度低的问题。
The creep-resistant, tensile strength and hardness are increased, but there's no obvious change on the elongation ratio and yield strength. Though the low temperature damping ca…
同时还提高了AZ91合金的高温抗蠕变性能和抗拉强度及硬度，但对屈服强度和伸长率影响不大，降低了合金的低温阻尼性能，但却增加了高温界面阻尼。
The creep-resistant, tensile strength and hardness are increased, but there's no obvious change on the elongation ratio and yield strength. Though the low temperature damping ca…
同时还提高了AZ91合金的高温抗蠕变性能和抗拉强度及硬度，但对屈服强度和伸长率影响不大，降低了合金的低温阻尼性能，但却增加了高温界面阻尼。
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