Suitable for welding of critical structures of low carbon steel and low-grade strength of low alloy.
用于焊接较重要的低碳钢结构和强度等级较低的低合金钢。
For welding low-alloy and high strength steel with corresponding strength grade.
用于相同强度等级的低合金高强钢的焊接。
Founded in 1989, specializing in the production of high-grade lock, enterprise strong technical strength, advanced production technology, strict quality management.
公司建立于1989年，专业生产中高档锁具，企业技术力量雄厚，生产工艺先进，质量管理严格。
New imported food grade SUS304 stainless steel shell design, high strength, not burst, deformation, leakage prevention effect is good, environmental protection, safe and durable.
全新进口食品级SUS304不锈钢外壳设计，强度高、不爆裂、不变形、防漏效果好、环保、安全、经久耐用。
Based on design criterion and construction practice, the paper presented the method to treat beam - column node concrete with different strength grade in course of design and construction.
在设计规范与工程实践的基础上，着重论述了梁柱节点不同混凝土强度等级在设计和施工中的处理方法。
Wipe the surface very thick, use high-grade cement mortar, high strength, this is wrong.
面层抹得很厚，用上高标号水泥，高强度砂浆，这就错了。
In the test, the strength grade of concrete is C20 and C60, and the cementitious system contains 10%, 20%, 30% and 40% of fly ash in accord with weight.
实验中应用的混凝土的强度等级分别为C20和C60，其中粉煤灰的掺量(胶凝材料的质量分数)分别为未掺、10%、20%、30%、40%。
At the end of the paper, a stress strain response model of different concrete grade has been built only using the compressive strength, and this model coincides well with the experiment results.
文末，仅通过混凝土立方体抗压强度，建立了不同强度等级混凝土的应力-应变曲线上升段本构关系，该模型结果与试验结果吻合很好。
Large volume waterproof concrete with C30 strength grade and seepage resistance P>25 can be mixed by adding expansion agent and reduce-water agent.
经试验表明，在砼中复合掺加膨胀剂和高效减水剂，可制得强度等级为C30，抗渗等级P＞25的大体积防水砼。
The strength and toughness of super fine grain steels are greatly increased because of its micrometer or sub micrometer grade grain size.
超细晶粒钢依靠生成微米级或亚微米级的铁素体，使钢的强度和韧性大大提高。
In this study, quality light aggregate concrete with 1800 grade of apparent density and CL50 grade of compressive strength was obtained, using mixed type aggregate.
本项研究用混合型集料配制出了表观密度等级为1800，抗压强度等级为CL50的优质轻混凝土。
It shows the axial tension initial cracking strength of concrete increases with the increasing of steel fiber volume ratio and enhancing of concrete strength grade separately.
结果表明：混凝土轴拉初裂强度分别随钢纤维体积率的增大和混凝土强度等级的提高而增大。
The mechanical properties of limestone chip concrete with ordinary strength grade were studied, and the relationships between the mechanical properties were analyzed.
本文研究了常用强度等级的石灰石石屑代砂混凝土的力学性能，并对各项力学性能指标之间的相关关系进行了统计分析。
The crush strength of pressed pellets of capacitor grade tantalum powder which is used for making tantalum solid electrolytic capacitor was tested.
用电容器级钽粉压成适于制作固体电解电容器阳极的坯块， 压缩测定其生坯强度。
The concrete strength can get the C20 or C30 grade when the structure is reinforced in the non-stop condition, which achieves the expected function and notable economic performance.
在不停产的条件下，对结构进行加固，使混凝土强度达到C20、C30强度等级以上，达到预期的使用功能。
The whole stress-strain curves of structural lightweight aggregate concrete (LWAC) with strength grade from LC30 to LC55 were obtained experimentally.
测定了采用高强轻骨料配制的强度等级LC30～LC55的结构轻骨料混凝土（LWAC）的应力-应变全曲线。
Some technical methods are used to make construction convenient when different strength grade concrete is used in the joint of beam and column in high building.
介绍了高层建筑中 ，在钢筋混凝土框架结构的梁柱节点处 ，混凝土强度等级不同 ，为了方便施工 ，所采取的技术措施。
Oxide pellet proportion in blast furnace burden grows because of its good strength, uniform size, high iron grade and metallurgical properties.
氧化球团矿因其强度好、粒度均匀、铁品位高以及冶金性能良好等优点，在高炉炉料中的比例越来越高。
Longitudinal reinforcement (reinforcement ratio) and the stirrup strength grade contribute little to the improvement of horizontal bearing capacity. It can be collocated by configuration. For R.
加固用纵筋（配筋率）及箍筋强度等级，对结构水平承载力的提高贡献不大，可按构造配置；
Compared with available cement with slag mixture, the said cement has greatly raised 28-day strength, over Grade 700.
此种水泥与加矿渣混合材的水泥对比，28天强度有大幅度提高，可达700号以上。
The strength of as-extruded alloy under two grade homogenization increased 9% compared to the alloy under single grade homogenization.
分级均匀化后挤压合金的性能相对于单级均匀化的合金，强度提高了9%。
Load Angle, eccentric distance, steel ratio, concrete strength grade and length-thickness ratio had been analyzed.
分析了加载角、偏心距、含钢率、混凝土强度等级以及肢长厚比对构件承载力的影响。
During the manufacturing of SSAW pipe for Sudan pipeline, J557 electrode shall be applied as bottom weld materials according to the matched requirement of grade and strength.
在苏丹管线用螺旋埋弧焊管生产过程中，根据钢级及强度匹配要求，选用J557焊条作为打底焊材料。
Introduced the steel grade and strength of common used and will be used steel pipe in the world and carried out economic analysis.
文章介绍了国内外常用和将采用钢管的钢级强度值，并进行了经济分析。
Cement concrete pavement BECause of its high strength, good stability, as well as the advantages of long life, high-grade highway construction in the wider application.
水泥混凝土路面因其具有强度高、稳定性好以及使用寿命长等优点，所以在高等级公路建设中应用较广泛。
The results show that under the same supporting load, the cost of the steel reinforced and tubular concretes decreases as their concrete strength grade increases.
分析结果表明：在支撑相同荷载的前提下，混凝土强度越高，造价越低。
Quantitative prediction models in exponential functions of gold grade are established with the thermoluminescent peak strength as independent variables and the predictions using these models were...
建立了以石英热发光峰值强度为自变量定量预测其相应金品位值的指数函数模型，并对其预测效果进行了初步评价。
So the properties of plastic molding for lower strength grade lumber can be improved by reducing the strain rate.
硬化强度等级低的板材可以通过降低变形速率改善塑性成型性能。
Human resources are the force of the core of technological innovation. Their quantity and quality determines the strength, grade and level of the institutions concerned.
高层次人才是技术创新的核心力量，其数量和质量决定着高校的实力、品位和水平。
Nickel coating grade 12.8 high strength screws, safe and good appearance.
镀镍12.8级的装饰性高强度螺栓，不仅外观有档次，而且安全有保障；
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