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| 1 | Wholly smoothing cutter orientations for five-axis NC machining based on cutter contact point mesh显示文摘Cutting forces with respect to different cutter orientations are analyzed for five-axis NC machining of a ball-end cutter.A measure is then defined to quantify the effects of cutter orientation variation.According to the measure,a novel model and algorithm are proposed to wholly optimize cutter orientations based on a cutter contact(CC) point mesh.The method has two advantages.One is that the cutter orientation smoothnesses along the feed direction and pick-feed direction are both wholly optimized.The other is that only the accessibility cones of mesh points are required to compute and the computation efficiency is improved.These advantages are shown by simulating the machining efficiency,the stability of feed velocities and the smoothness of cutting force.A computational example and a cutting experiment are finally given to illustrate the validity of the proposed method. | BI QingZhen,WANG YuHan,ZHU LiMin & DING Han State Key Laboratory of Mechanical System and Vibration,School of Mechanical Engineering,Shanghai Jiaotong University,Shanghai 200240,China | 2010 | Science China(Technological Sciences)2010,53,5: | 12 |
| 2 | Preparation and Characterization of Hydrophobic Nano Silver Film on Butterfly Wings as Bio-template显示文摘 | FANG Yan SUN Gang BI Yuhan | 2014 | Chemical Research in Chinese Universities2014,30,5: | 4 |
| 3 | Efficacy of Traditional Chinese Medicine in patients with acute myocardial infarction suffering from diabetes mellitus显示文摘OBJECTIVE: To investigate the 'real world' effectiveness of Traditional Chinese Medicine(TCM) in patients with acute myocardial infarction suffering from diabetes mellitus(AMI+DM patients).METHODS: This was a retrospective cohort study.During hospitalization, the 'exposure group' was defined as patients who had a TCM injection for ≥ 7 d.During follow-up, the definition of the exposure group was application of a Chinese patent medicine or decoction of Chinese medicine for ≥ 28 d.General information(age, sex, contact details), TCM use and endpoint events of AMI+DM patients during hospitalization and follow-up were collected.The correlation between TCM and the end-point events of AMI + DM patients was analyzed using a multiple logistic regression method.RESULTS: A total of 479 AMI + DM patients were enrolled and 345 cases were followed up. During hospitalization, TCM, age, hypertension and use of an angiotensin-converting enzyme inhibitor(ACEI)or angiotensin receptor blocker(ARB) were associated with cardiac death. During follow-up, TCM was associated with cardiac death. TCM was a relevant factor for a composite endpoint of re-infarction and stroke. TCM, anti-thrombotic therapy and lipid-lowering therapy were related to acute heart failure. TCM, anti-thrombotic therapy, anti-MI therapy and ACEI/ARB use exhibited a strong correlation with re-hospitalization due to cardiovascular disease.CONCLUSION: TCM reduced the prevalence of cardiac death during hospitalization, and cardiac death, a composite endpoint of re-infarction and stroke, acute heart failure and re-hospitalization due to cardiovascular disease during follow-up. | Dai Guohua Gao Wulin Bi Dongxue Liu Chunhua Liu Yuhan Wang Ning Zhao Chen | 2018 | Journal of Traditional Chinese Medicine2018,38,3: | 4 |
| 4 | Novel function of perforin in negatively regulating CD4^+ T cell activation by affecting calcium signaling显示文摘Perforin 是主要从事调停的形成毛孔的蛋白质目标 T 房间死亡并且被细胞毒素的 T 淋巴细胞(CTL ) 和自然漂亮房间采用。然而,它是否也在常规 CD4+ T 房间功能起一个作用,仍然保持不清楚。这里,我们报导那在 perforin 缺乏(PKO ) 老鼠, CD4+ T 房间是响应 T 的 hyperproliferative 房间受体(TCR ) 刺激。hyperproliferation 的这个特征被改进在房间分割并且在 IL-2 分泌物伴随。看起来, perforin 缺乏不在胸腺怒气和淋巴节点影响 T 房间开发。在 vivo, perforin 缺乏导致增加的抗原特定的 T 房间增长和抗体生产。而且, PKO 老鼠更产生试验性的自体免疫的眼色素层炎。探讨分子的机制,我们发现在 TCR 刺激以后,从 PKO 老鼠的 CD4+ T 房间显示增加的细胞内部的钙流动并且随后提高抄写因素 NFAT1 的激活。我们的结果显示 perforin 在由影响 TCR 依赖的 Ca2+ 发信号调整 CD4+ T 房间激活和有免疫力的反应起一个否定作用。 | Enguang Bi Chunjian Huang Yu Hu Xiaodong Wu Weiwen Deng Guomei Lin Zhiduo Liu Lin Tian Shuhui Sun Kairui Mao Jia Zou Yuhan Zheng Bing Sun | 2009 | Cell Research2009,19,7: | 2 |
| 5 | An Analytical Curvature-continuous B6zier Transition Algorithm for a Linear Tool Path显示文摘 | Bi Qingzhen Jin Yongqiao Wang Yuhan | 2012 | International Journal of Machine Tools Manufacture2012,57,: | 1 |
| 6 | 5-Axis adaptive flank milling of flexible thin-walled parts based on the on- machine measurement显示文摘 | Huang Nuodi Bi Qingzhen Wang Yuhan | 2014 | International Journal of Machine Tools and Manufacture2014,84,9: | 1 |
| 7 | The interplay between hepatocyte nuclear factor 4α(HNF4α)and cholesterol sulfotransferase(SULT2B1b)in hepatic energy homeostasis显示文摘The nuclear receptor hepatocyte nuclear factor 4alpha(HNF4α)plays a critical role in the regulation of metabolic homeostasis,including glucose homeostasis.Sulfotransferases(SULTs)catalyze the transfer of a sulfate group from 3-phosphoadenosine 5-phosphosulfate(PAPS)to an acceptor molecule.Sulfonation plays an essential role in regulating the chemical and functional homeostasis of endogenous and exogenous molecules.Among SULTs,the cholesterol sulfotransferase 2B1b(SULT2B1b)preferentially catalyzes the sulfoconjugation of cholesterol and oxysterols to form cholesterol sulfate and oxysterol sulfates.Hepatic gluconeogenesis represents a critical component of energy metabolism.Although there have been reviews on the regulation of glucose homeostasis by HNF4a,the interplay between HNF4a and SULT2B1b in hepatic glucose homeostasis remains scattered.In this review,we intend to provide an overview on how HNF4a functionally cross-talks with SULT2B1b to regulate hepatic glucose homeostasis and whether the HNF4a-SULT2B1b axis represents a novel therapeutic target for the management of metabolic liver disease and metabolic syndrome. | Yuhan Bi Youya Wang Wen Xie | 2019 | Liver Research2019,3,3: | 1 |
| 8 | An algorithm to generate compact dual NURBS tool path with equal distance for 5-axis NC machining 显示文摘 | BI Qingzhen WANG Yuhan ZHU Limin | 2010 | Intelligent Robotics and Applica- tions2010,6425,: | 1 |
| 9 | Drying kinetics and quality attributes of jujube ( Zizyphus jujuba Miller) slices dried by hot-air and short- and medium-wave infrared radiation显示文摘 | Qinqin Chen Jinfeng Bi Xinye Wu Jianyong Yi Linyan Zhou Yuhan Zhou | 2015 | LWT - Food Science and Technology2015,,2: | 1 |
| 10 | An algorithm to generate compact dual NURBS tool path with equal distance for 5-axis NC machining 显示文摘 | BI Qingzhen WANG Yuhan ZHU Limin | 2010 | Intelligent Robotics and Applications2010,6425,55: | 1 |
| 11 | An algorithm to generate compact dual NURBS tool path with equal distance for 5-Axis NC machining显示文摘 | BI Qingzhen WANG Yuhan ZHU Limin | | 0,,: | 1 |
| 12 | Multi-objective optimization of spray drying ofjujube(Zizyphus jujuba Miller) powder using response surface methodology 显示文摘 | Qinqin Chen Jinfeng Bi Yuhan Zhou | 2014 | Food and Bioprocess Technology2014,7,: | 1 |