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1.Helium expansion factors in ideal gas region,near critical region,near incompressible region,dense vapor region and compressible fluid region have been computed respectively. The percent errors calculated with ASME Code expansion factor formula for non perfect fluid regions have also been estimated,
分别计算了氦流体在理想气体区、近临界区、近不可压缩流体区、稠密蒸汽区与压缩流体区的膨胀因子,进而估计了将ASME规范的膨胀因子的计算公式用于非理想流体区域时的百分比误差。收藏指正
2.However mean square radius of gyration , end-to-end distance , and expansion factor α_8, calculated from viscosity values according o Flory viscosity theory and Stockmayer-Fixman equation consisted with the literatures.
但是,由粘度数据按Flory粘度理论和Stockmayer-Fixman式计算的均方迥转半径,均方末端距以及扩张因子a_(?)收藏指正
3.Using the theory of adiabatic flow of fluid in the pipe and the gas expansion factor, a more rigorous way for calculation of relieving capacity of tube & shell heat exchanger is derived. The calculation results have high accuracy.
运用流体在管道内作绝热流动的理论 ,结合气体膨胀因数 ,推导出一种更为严密的计算管壳式换热器安全阀泄放量的方法 ,其计算结果的精确度较高收藏指正
4.1-Factor Expansion of Independent Edge Set in Abipartite Graph
偶图中独立边集的1－因子扩张收藏指正
5.After cell expansion by treatment with stem cell factor (SCF) and interleukin-3 (IL-3), the HSCs were induced for directional differentiation into imDCs by treatment with GM-CSF, IL-4 and IL-10. The imDCs obtained were identified by morphological and functional observation under inverted microscope, scanning electron microscope and transmission electron microscope, followed by detection of the expressions of the surface markers using flow cytometry.
使用SCF+IL-3进行体外扩增,在此基础上使用GM-CSF+IL-4+IL-10诱导其定向分化为未成熟树突状细胞; 进而在倒置显微镜、扫描电镜以及透射电镜下观察其形态、功能,并使用流式细胞计数法检测其表面标志的表达,对其鉴定。收藏指正
6.The matching of thermal expansion coefficient of vitrified bond to CBN abrasive is a very important factor,and the difference of thermal expansion coefficient between vitrified bond and CBN abrasives should be less than 5.2×10 -6/℃.
结合剂与CBN磨料热膨胀系数的匹配性是影响CBN磨具强度的一个重要因素。 通过实验发现 ,结合剂与CBN磨料的热膨胀系数之差应不大于 5 .2× 1 0 6/℃ ;收藏指正
7.The ex perimental results indicated that when the cluster size is less than 3×105 atoms per clu ster, the Coulomb repulsion force is the dominating factor in the expansion mech anism.
分析表明 ,团簇尺寸在 3× 10 5原子 每团簇以下时 ,团簇膨胀的主要机理是库仑爆炸 .收藏指正
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