, 2014 本发明提供了一种氯化石蜡产品中短链氯化石蜡含量的检测方法，采用一种短链氯化石蜡在线催化脱氯加氢装置与气相色谱仪联用的方法进行定量分析。是将氯化石蜡产品中的短链氯化石蜡通过在线催化脱氯加氢装置还原为相应碳链长度的烷烃，并随载气全部转移到气相色谱仪中进行在线分离，分离柱为石英毛细管色谱柱DB-5。本发明基于短链氯化石蜡在线催化脱氯加氢装置与气相色谱仪联用实现了氯化石蜡产品中短链氯化石蜡的在线还原，通过分析相应碳链长度的烷烃产物间接定量分析短链氯化石蜡在产品中的含量。可实现氯化石蜡产品中短链氯化石蜡的快速检测，
高媛 +4 more
core
[Natural bear bile powder attenuates lipopolysaccharide-induced acute lung injury in mice by regulating the NF-κB and Nrf-2/HO-1 signaling pathways]. [PDF]
Nan Fang Yi Ke Da Xue Xue BaoSun Y, Lu X, Zhang X, Guo J, Jin X.
europepmc +1 more source
[Effect of <i>Huayu Tongluo</i> moxibustion combined with neural stem cell transplantation on hippocampal Drp1/Mfn proteins and mitochondrial dynamics in rats with vascular dementia]. [PDF]
Nan Fang Yi Ke Da Xue Xue BaoYin W +10 more
europepmc +1 more source
[MS-DTNet: an efficient model combining multi-scale convolution and dual-tower attention for detecting abnormal heart sounds]. [PDF]
Nan Fang Yi Ke Da Xue Xue BaoWen Y, Lu X, Wu Q, Chen H, Chen C.
europepmc +1 more source
, 2017 本发明公开一种轻质抗静电超高分子量聚乙烯纤维及其制备方法。本发明纤维包括高分子量聚乙烯纤维基层、附于基层表面的多巴胺活化层和呈片层展开状态贴附于多巴胺活化层表面的部分还原石墨烯层。本发明通过优选氧化石墨烯的分散介质及分散液浓度、还原剂种类和浸渍次数，得到轻质抗静电超高分子量聚乙烯纤维。利用部分还原石墨烯的特性：1)碳氧原子比，适量的含氧基团能够保证部分还原石墨烯与多巴胺改性后的纤维发生足够强的相互作用，同时提供足够的导电性；2)片层层数，影响其在纤维上的稳定吸附；3)片层平面尺寸 ...
刘明巧 +5 more
core
Jianzhu Gangjiegou Jinzhan轻型模块化建筑楼盖因柔度大、质量轻等特性，易产生人致振动舒适度问题。文中基于两种构造形式的模块化建筑楼盖实测数据，结合有限元模拟方法，深入研究骨架构造、泡沫混凝土填充及覆面层构造等因素对楼盖频率与振动加速度的影响规律，分析各因素的作用机理和相互影响关系，并提出提升楼盖振动性能的合理建议。结果表明：轻型楼盖的振动性能受其骨架构造和面层构造的共同作用；楼盖构造参数的变化主要通过改变楼盖质量和刚度，对自振频率和人致振动响应产生影响。在仅角部支撑的边界条件下，提升边梁刚度有助于改善轻型楼盖的振动控制效果 ...
余玉洁 +4 more
doaj
[Growth differentiation factor 11 attenuates hypoxia/reoxygenation injury in rat H9C2 cardiomyocytes <i>in vitro</i> by inhibiting thioredoxin-1 nitrative inactivation]. [PDF]
Nan Fang Yi Ke Da Xue Xue BaoWei J, Jiang W, Xia L, Lü L, Yang Q.
europepmc +1 more source
[A study on effect of a novel total nutritional composition for repairing full-thickness skin defects in rats]. [PDF]
Zhongguo Xiu Fu Chong Jian Wai Ke Za ZhiHan S +9 more
europepmc +1 more source
[Effects of glutathione on acute cutaneous photodamage in mice and its mechanism]. [PDF]
Zhonghua Shao Shang Yu Chuang Mian Xiu Fu Za ZhiWang Q +5 more
europepmc +1 more source
[Liraglutide improves cardiac structure and function in mice with advanced diabetic nephropathy and massive proteinuria]. [PDF]
Nan Fang Yi Ke Da Xue Xue BaoYan Y +5 more
europepmc +1 more source