Technical Features And Application of S_(101)-AH Cyclic Vanadium Catalyst;
“三阳牌”环状钒催化剂的性能及应用
Various synthetic methods of the cleavable cyclic acetal-type and ketal-type surfactants were reviewed to provide references for the synthetic route design of these type surfactants and their major research direction in the future were indicated.
综述了可分解型环状缩醛类和缩酮类表面活性剂的各种合成方法 ,为该类表面活性剂的合成路线设计提供参考 ,并指明了今后的主要研究方向。
Research on Fatigue of Annular Specimen of ABS/GF under Different Stress and Frequency;
不同应力和频率下环状ABS/GF的疲劳性研究
Ten cases of annular elastolytic giant cell granuloma including four men and six women between 29 and 77 years of age are reported.
报告10例环状弹性纤维溶解性巨细胞肉芽肿。
From the basic phenomenon of the interaction between bubble and free surface, the dynamic behavior of bubble near free surface is studied systematically employing the exploited program including the ring rebound of bubble near free surface and spike of free.
从气泡与自由面相互作用的基本现象入手,运用开发的程序系统地研究了近自由面水下爆炸气泡的动态特性,包括近自由面气泡的环状回弹及自由面的水冢现象;研究距离参数、浮力参数以及强度参数等特征参数与自由面Bjerknes效应之间的关系,总结相关规律,近自由面气泡的动态特性与这些特征参数有密切的关系。
By adding SBS and GF into ABS,and testing the fatigue properties of the annular specimen,the article mainly analyzes the influence of different filler for ABS.
采用ABS/SBS和ABS/GF材料成型了圆环状试样,使用了自行设计的试验装置对环状试样进行疲劳试验,分析比较在环状下不同填料对ABS的疲劳性能的影响。