A super absorbent polymer(SAP)based on sodium polyacrylate resin with large size andb eaded was synthesized by one-step inverse-suspension polymerization.
采用反相悬浮法一步合成了大颗粒珠状聚丙烯酸钠高吸水性树脂(SAP),研究了交联剂、搅拌速率、油水比、分散剂、引发剂用量及比例等因素对该SAP粒径及吸水倍率的影响。
The metallographic examination of Nibased implanted tube has been investigated,and the mechanism of dropwise condensation facilitated by the implanted tube has been analyzed.
本文对镍基渗层管表面的金相组织进行了研究,并对渗层组织促成珠状凝结的机理进行了分析和讨论,为渗层管在强化冷凝换热领域中的开发与应用提供依据。
In addition, the mechanism of dropwise condensation facilitated by the implanted tube surface has been analysed.
对镍基渗层管的强化冷凝换热进行了对比实验研究 ,并对渗层组织促成珠状凝结的机理进行了分析和讨论 ,为渗层管在强化冷凝换热领域中的开发与应用提供了依据。
It is suggested that dropwise condensation of wall surface of heat transfer is divided into three processes.
本文对烟气冷凝换热过程进行了分析 ,给出了换热壁面上珠状凝结分为三个阶段的理论模型 ,给出了三个阶段的数学描述。
Objective To investigate the mutation of type Ⅱ human basic hair keratin(hHb/KRTHB) gene in a Han family of monilethrix and accumulate information for further study on pathogenic mechanism of monilethrix.
目的检测一个汉族念珠状发家系Ⅱ型毛发角蛋白(hHb)基因的突变情况。
Objective: To investigate the polymorphism of type II human basic hair keratin (hHb/KRTHB) gene in a HAN family of congenital monilethrix and accumulate information for further study on pathogenic mechanism of monilethrix.
目的研究一个汉族念珠状发家系成员II型毛发角蛋白(hHb)基因的多态性,为进一步探讨念珠状发的发病机制奠定分子基础。
Examination revealed that most of them were discrete and pearly lesions, but some had a similar imagination of filiform warts, the longest one being more than 0.
报告1例部分皮损表现为丝状疣样的阴茎珍珠状丘疹。
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