| 1. | The imprinted fiber showing the best performance in terms of selectivity and affinity for triazines was successfully applied to the extraction of target analytes from environmental and food samples 对三嗪环有最强选择性和亲和力的印迹聚合纤维被成功用于从环境和食品样品中提取被分析物。 |
| 2. | The concordance of the results of numerical calculating and measurements for the 62 . 5 / 125 multimode optical fiber show that the gaussian beam could describe the light intensity distribution of optical fiber well 62 . 5 / 125多模光纤在高斯光强分布下的数值计算结果与实验测量结果的一致性表明,高斯光束可以较好地表示光纤光强的分布。 |
| 3. | Comparing the correlation of these three methods with characteristic parameter of steel fiber shows that fracture - cmod toughness method is more applicable to compared analysis of toughening state of various kind of sfrc 对比二者与钢纤维特征参数的相关性,证明断裂cmod韧度法比韧性评价指标更适用于不同种类钢纤维混凝土之间增韧性能的比较分析; |
| 4. | ( 6 ) the study of electroplating ni ~ co coating on silica fiber showed that a special pretreatment must be preformed before electroless nickel because of the smooth surface of silica fiber . ( 7 ) a ni - co coating was acquired by means of eletroless and electroplating ( 6 )石英光纤表面电沉积ni - co合金镀层的研究表明,石英光纤化学性质稳定,表面光滑,化学镀前必须经过特殊的预处理工艺:脱脂,粗化,敏化,活化,烤烘等。 |
| 5. | The studies on the influence of stretching process on the appearance and mechanical performances of camp fibers showed , that orientation of the molecular along the axis of the fiber was improved after stretching in the steam bath , and the mechanical performance were also improved 研究了拉伸工艺对camp纤维形貌及力学性能的影响。结果表明, camp纤维在蒸气浴中进行高倍拉伸后,大分子沿纤维轴向取向程度提高,纤维的力学性能得到改善。 |
| 6. | By analyzing microstructure and morphology of the composites at the different pressure and different sintering temperature , optimal craft parameters of primary pressing - sintering were ascertained : 350mpa ( pressing ) + 400 c + lh ( clearing gas ) + 800 c + 40min ( sintering ) . after primary press , the carbon fibers showed some directional distribution 通过对比不同压制压力和烧结温度下复合材料的显微组织形貌,确定初压烧结的最佳工艺参数为: 350mpa压制+ 400 1h除气+ 800 40min烧结。初压后,碳纤维在基体中的分布产生了一定的取向性。 |
| 7. | The studies expressed that the tensile - strength declined with the growth of dose rate after the radiation treatment , and at the same time , the gel content had extreme value with the change of the dose rate . the surface of uhmwpe fibers showed some irregular micro - pits and dents after radiation treatment , narnely rough degree increasing . their number and deepness increased with increase of dose . and this phenomenon is the most obvious when the dose rate was 8 . 5kgy / s and the dose was 400kgy . at the same time some containing oxygen groups , including hydroxyl group , carbonyl group and carboxyl group , were introduced into the fiber surface which was exposed to the air 研究表明, uhmwpe纤维经电子束辐照处理后,纤维的拉伸断裂强度随剂量率的增加呈下降趋势,凝胶含量随着剂量率的变化存在极值。纤维表面出现了不规则的微裂纹和凹痕,随着剂量的增大,电子束对纤维表面的刻蚀程度增加,在本研究中以剂量为400kgy剂量率为8 . 5kgy s时刻蚀效应最为明显。同时,在空气中进行辐照时,纤维表面被引入了一些含氧基团,包括羟基、羰基和羧基。 |
| 8. | However , in spite of the persistence of skeletal muscle along the graft , regenerated nerve fibers showed a good morphological pattern of regeneration , providing further evidence that the muscle - vein - combined grafting technique represents an effective surgical alternative to the classical fresh nerve autograft for the repair of peripheral nerve defects 虽然移植后骨骼肌纤维持续存在,但是,神经纤维却显示了较好的再生形态学模式,这进一步证实:骨骼肌-血管结合的移植物技术能够有效修复周围神经的缺损,可用来替代经典的新鲜自体神经移植,应用前景看好。 |