Optimization of adaptive direct methods of Fredholm integral equations of several variables;
多元Fredholm积分方程自适应直接方法的优化
The Important Role of Direct Method of Social Work in FP Work at Grassroot Level;
试论社会工作直接方法在计划生育基层工作中的重要作用
The practical stability in terms of two measures of impulsive differential systems and its perturbed systems is de-veloped by Lyapunov direct method.
运用李雅普诺夫直接方法研究了脉冲微分系统及其摄动系统关于两个测度的实际稳定性。
The optimization of direct methods and information complexity for approximate solution of operator equation are two main aspects of information-based complexity theory, which has been developed from the eighties and is an interdiscipline of computer science and mathematics.
算子方程近似解直接方法的优化和信息复杂性是80年代发展起来的连续复杂性理论的两个主要方面,是计算机科学和数学的交叉研究领域。
Justification is made to the direct hydration process for the production of secbutanol through techno-economic comparison between two processes using n-butylene as raw material.
通过对以正丁烯为原料生产仲丁醇的两种不同工艺路线的技术经济比较,论述了直接水合法工艺路线的合理性;与硫酸水合法工艺比较,投资可降低22%—33%;生产过程中没有连续的酸性污水,没有腐蚀和废气处理问题,副产物也少;生产1t仲丁醇所需的原料消耗为1。
Test methods for fiber cement products
GB/T7019-1997纤维水泥制品试验方法
Refractory ceramic fibre products-Determination of thickness
耐火陶瓷纤维制品 厚度试验方法
Refractory ceramic fibre products-Determination of tensile strength
耐火陶瓷纤维制品 抗拉强度试验方法
Refractory ceramic fibre products-Determination of shot content
耐火陶瓷纤维制品 渣球含量试验方法
Refractory ceramic fibre products-Determination of bulk density
耐火陶瓷纤维制品 体积密度试验方法
Test methods for the properties of glass fibre reinforced cement--The properties of impact resistance
GB/T15231.5-1994玻璃纤维增强水泥性能试验方法抗冲击性能
Test methods for the properties of glass fiber reinforced cement--The properties of direct tensio
GB/T15231.4-1994玻璃纤维增强水泥性能试验方法抗拉性能
Test methods for the properties of glass fibre reinforced cement--The flexural properties
GB/T15231.3-1994玻璃纤维增强水泥性能试验方法抗弯性能
Test methods for the properties of glass fibre reinforced cement--The compressive strength
GB/T15231.2-1994玻璃纤维增强水泥性能试验方法抗压强度
Refractory ceramic fibre products-Determination of permanent linear change on heating
耐火陶瓷纤维制品 加热永久线变化试验方法
Test method for the average diameter of fibers constituting mineral wool and its products
GB/T5480.4-1985矿物棉及其制品纤维平均直径试验方法
identification of dyestuff classes on dyed animal textiles
动物性纤维制品的颜料分类鉴别试验方法
Refractory ceramic fibre products-Preparation of test pieces
耐火陶瓷纤维制品 试样制备方法
Test methods for water absorption of fiber reinforced plastics
GB/T1462-1988纤维增强塑料吸水性试验方法
An Experimental Study on the Mechanical Properties of Steel Fiber Reinforced Soil-cement
钢纤维水泥土力学性能室内试验研究
testing method for whiteness of white portland cement
普通水泥白度试验方法
test methods for fibrous activated carbon
纤维状活性炭试验方法
identification of nylon fibers
尼龙纤维鉴别试验方法