纤维
- 与 纤维 相关的网络例句 [注:此内容来源于网络,仅供参考]
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A new chelating fiber containing thioamide group is synthesized by cross-linking of polyacrylonitrile fiber with ethylene-dimine and following with chemical modification with sodium sulfide using DMF as solvent.
以腈纶纤维为起始原料,经乙二胺预交联后,以DMF作溶剂与硫化钠反应,合成了一种硫代酰胺功能基可达6.8mmol/g干纤维的螯合功能纤维,其对贵金属金、银离子具有良好的吸附性能。
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Diethylene triamine had good control of the synthesizing of ZnSe nanocrystal, but the condition of high temperature and strong alkalescence had negative influence on the morphology of nanofibers. PAN and MMA-BMA-AA nanofibers whose diameter were about 200nm could be electrospun by optimize technics summed by experiment.
通过实验总结出制备PAN与MMA-BMA-AA静电纺纳米纤维优化纺丝工艺,可纺出直径在200nm左右的PAN/MMA-BMA-AA纳米纤维毡,所得聚合物纤维包含一定数量的羧基,Zn~(2+)在溶液条件下可与之配位。
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A composite rigid shell, with an aerodynamic profile, elongated longitudinally along the span of the blade, one longitudinal end of which is turnable towards a hub of the rotor and includes a blade root, said shell including at least one layer of reinforcing fibres agglomerated by a matrix comprising a synthetic rigidifying resin and laminated upper-surface and lower-surface skins extending from a leading edge to a trailing edge of the blade, each of said laminated skins comprising, from an inside towards an outside of the shell, a film of polyetherimide resin, at least one layer of plies of long and unidirectional fibres oriented substantially along a longitudinal axis of the blade, and at least one layer of fibre fabric, in which the directions of weft and warp yarns are oriented substantially at 45.degree.
复合刚性外壳,与气动的个人资料,拉长纵向沿跨度刀片,一纵年底,这是对回转中心的转子和包括叶根表示,蚬壳,其中至少1层加固纤维烧结由一个矩阵组成的一个综合rigidifying树脂和复合材料层合上表面和低表面皮肤延长,从领先到尾缘的刀片,每个说,叠层皮组成,从内对外界的壳,一个电影聚醚酰亚胺树脂,至少有一个层的层长和单向纤维导向的大幅沿长轴的叶片,并至少有一个层的纤维织物,在该方向的纬纱和经纱是面向大幅在45.degree 。
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The experiment results showed that, the MnO_2 particles scattered uniformally after milled for 6h, the average diameter was 300nm, which loaded on the surface of fiber in flat successfully. The removal efficiencies to HCHO of MnO_2 milled for 6h was up to 94.07% after 72h, the removal efficiencies increased with the content of MnO_2 loaded, its increased after treated with DMF, or so was 7%.
实验结果表明,研磨6h的MnO_2粉末分散均匀,平均粒径可达300nm,以平铺的形式均匀地负载于纤维上,效果比较理想;随着吸附时间的延长,研磨6h的MnO_2粉末反应72h对甲醛的去除率达94.07%;活性炭/腈氯纶负载MnO_2纤维对甲醛的去除率比未负载的明显提高;随着纳米MnO_2负载量的增大,甲醛的去除率变大,用DMF处理后的纤维对甲醛的去除率有所提高,大约提高7%。
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The method includes the following steps: getting specific amount of knitted or unknitted natural fiber and dipping the natural fiber in the aqueous solution of silane coupling agent for 1-100min, taking out and drying the natural fiber, thus producing natural fiber with modified surface; then pressing the polylactic acid into sheet in a plate vulcanization machine; disposing 2-10 polylactic acid sheets into a die and arranging one modified natural fiber sheet between every two polylactic acid sheets; pressing and molding the sheets; in this way totally biologically degradable polylactic acid composite material can be made.
该方法为:先取一定量的经过编织或未编织天然纤维,将其浸渍在偶联剂水溶液中1~100分钟后取出,经干燥后得到表面改性的天然纤维。然后,将聚乳酸在平板硫化机中压制成薄板;将2~10片聚乳酸薄板放在模具中,且每2片之间放置1片改性的天然纤维,然后模压成型,得到可完全生物降解聚乳酸复合材料。
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In the ganglion the labelled nerve fibers spreaded and fibers or terminals of various type were observed in the ventrodorsal or intermidiate part of celiac-superior mesenteric ganglion.
在节内腹侧部只见少量的标记纤维,节的中间部有大量互相交织成网状和树枝状集中分布的标记纤维,节的背侧部也只见有少量的标记纤维。
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The results show that the microstructure of the cladding wire by drawing at room temperature is vimineous grain as fibril shape from prime equiaxed grain. The fibril diameter is in inverse proportion to deformation and the fibril length is in direct proportion to the square of deformation approximately. The ultimate tensile strength of the cladding wire by drawing at room temperature goes up in direct proportion to square root of deformation, whereas the elongation decreases and fluctuates.
结果表明:显微组织自原始的等轴晶变为细长条纤维状,纤维直径与形变量近似地成反比,纤维长度与形变量的平方近似地成正比;经室温拉变形的铜包铝线的极限抗拉强度随形变量增大而增大,与形变量平方根呈直线关系;延伸率随形变量增大逐渐降低,但延伸率波动较大。
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Results The endothelial cell and fibroblast of valves and vessel walls in experimental group were completely decellularized, no cell fragments were retained within the matrix scaffold; collagen fiber and elastin fiber had been preserved with intact structure and wavily arrayed; deoxyribonucleic acid content of valves and vessel walls in experimental group were decreased by 97.58%, 97.25% compared with that of control group.
结果 实验组瓣膜及血管壁中内皮细胞、成纤维细胞去除完全,无细胞核碎片;瓣膜及血管壁胶原纤维和弹力纤维呈波浪状排列、整齐,结构完整;瓣膜、血管壁的基因组脱氧核糖核酸含量分别较对照组下降97.58%和97.25%。
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For solving the problem of raw material shortage of viscose fiber production and making full use of hemp xyloid stem,the structure and properties of hemp xyloid stem based viscose fiber were discussed by using advanced testing instruments such as SEM and X-ray analyzer.
为了解决粘胶纤维生产原料来源不足,充分利用大麻杆芯制备粘胶纤维,以大麻杆芯粘胶纤维为研究对象,采用扫描电镜、X射线等测试方法对其结构与性能进行探讨。
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MORs of PP/wood fiber, PS/fiber, and PE/fiber composites with coupling agent added were raised by 18.4%, 37.1%, and 42%, respectively, compared to those without coupling agent.
结果表明,添加耦联剂的纤维/聚丙烯、纤维/聚乙烯和纤维/聚苯乙烯复合材料的弯曲弹性模量分别比未添加耦联剂的复合材料的弹性模量增加了18.4%,37.1%,42%。
- 推荐网络例句
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Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.
Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。
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I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.
我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。
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The shamrock is the symbol of Ireland and of St.
三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。