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稀有人参皂苷Rg5是一种次级人参皂苷,是原人参二醇组皂苷的降解产物,具有Rk1和Rz1两种同分异构体。人参皂苷Rg5与其他主要人参皂苷......
文章以实际生活污水为研究对象，考察了初始游离氨（FA）浓度由1.0 mg/L逐步提高，此后又逐步下降，SBR系统硝化菌（NOB）活性的抑制情况。结果表......
微藻类胡萝卜素具有多种显著生物活性,在人体健康方面发挥着重要的积极益处。合成色素可能有致癌、肝肾毒性,世界对天然类胡萝卜素......
目的:探讨家属鼓励视频改善谢绝探视型心脏外科重症监护室（ICU）患者心理状态的效果及可行性。方法:选取2019年1月1日—12月31日在首......
Numerical investigation on the fatigue failure characteristics of water-bearing sandstone under cycl
The strength of sandstone decreases significantly with higher water content attributing to softening effects.This scenar......
小麦是我国第二大粮食作物,总产量的90%左右用于制粉,约一半居民以面制品为主食。由于我国粮食加工的日益精细化,在满足消费者口感......
The Mw7.3 Sarpol Zahab earthquake that occurred in the Zagros Fold-Thrust Belt(ZFTB)of Iran on November 12,2017 is the l......
In order to explore the bonding failure mechanism of high modulus carbon fiber composite materials,the tensile experimen......
Mechanical behavior of concrete-filled rectangular steel tubular composite truss bridge in the negat
Concrete-filled rectangular steel tubular (CFRST) composite truss bridge is a new type of structure composed of a CFRST ......
目的:研究初产妇剖宫产后抑郁的心理状况及影响因素，为初产妇剖宫产后抑郁的预防及干预提供指导。方法:对杭州市第七人民医院2016年......
Biosensors have acquired much importance in drug discovery,medical diagnostics,food safety,defense,security,and monitori......
常规馈线自动化(FA)模式下整条故障线路均需要停电，且恢复供电时间在分钟级。本文介绍一种分布智能模式的短路故障就地定位与快速隔......
目的 分析锥体束华勒氏变性的MR表现,以期提高临床诊断的准确性.方法回顾性分析25例锥体束华勒氏变性的MR表现.结果25例中脑梗死15......
目的 评估扩散张量成像(DTI)对腕管综合征(Carpal tunnel syndrome,CTS)的诊断价值,并评价其在CTS分级(轻、中、重度)中的作用.方......
目的 探讨扩散峰度成像DKI与扩散张量成像DTI在磁共振成像中对脑星形胶质细胞瘤的影像分级与病理诊断分级中相互对比和应用价值.方......
目的 梅尼埃病缓解期前庭功能和听力下降的症状主要来源于耳蜗、前庭及其神经.耳蜗、前庭的神经变性的程度的探讨除了临床症状和功......
目的 运用磁共振弥散张量成像(diffusion tensor imaging,DTI)序列,探讨在青少年初发型全面性发作性癫痫(generalized seizure epi......
会议
Facile Synthesis of Folic Acid-Modified Iron Oxide Nanoparticles for Targeted MR Imaging in Pulmonar
Purpose To develop folic acid(FA)modified iron oxide(Fe3O4)nanoparticles(NPs)for targeted magnetic resonance imaging(MRI......
目的 运用扩散张量成像(DTI)对幼儿不明原因语言发育落后的患儿的全脑白质纤维结构进行研究，分析不明原因语言发育落后儿童全脑白质......
目的：梅尼埃病缓解期前庭功能和听力下降的症状主要来源于耳蜗、前庭及其神经。耳蜗、前庭的神经变性的程度的探讨除了临床症状和功......
目的：通过DTI评价顺产儿与剖宫产儿大脑髓鞘发育的特点，探讨剖宫产与顺产儿不同区域大脑白质的发育差异.方法搜集2-12岁志愿者40例，其......
Magnetic Resonance Imaging DTI-FT Study on Schizophrenic Patients with Typical Negative First Sympto
Magnetic resonance imaging (MRI) with diffusion tensor imaging (DTI) together with a white matter fiber tracking techniq......
Typical Pollution Source Assessment based on Source Apportionment in Hun River Alluvial Fan,NE China
Typical pollution source assessment had significant meaning for developing effective groundwater pollution control,PCA c......
A tunnel-type anchorage (TTA) is one of the main components in suspension bridges:the bearing mechanism is a key problem......
BACKGROUND Health-related risky behaviors generally refer to behaviors that have a negative impact on health and quality......
道岔是铁路上重要的信号基础设备之一,其故障将直接影响行车安全和效率。本文从分析道岔的功率曲线入手,首先提取其时域及哈尔(Haa......
[目的]探讨妊娠期糖尿病(gestational diabetes mellitus,GDM)患者血清叶酸(folic acid,FA)、维生素(vitamin,Vit)B12和同型半胱氨......
Environmental enrichment combined with fasudil promotes motor function recovery and axonal regenerat
Fasudil,a Rho-associated protein kinase(ROCK)inhibitor,has a protective effect on the central nervous system.In addition......
Facial synkinesis is a troublesome sequelae of facial nerve malfunction.It is difficult to recover from synkinesis,despi......
基于3133个农户的调查数据,采用最优尺度回归模型探究政治态度、选举效能感对农民政治参与的影响,结果表明:政治态度、选举效能感......
AIM:To evaluate the prevalence of double negative(DN)sera and the mechanisms responsible for DN status.METHODS:Sera of i......
AIM:To determine the prevalence and time course of pancreatic exocrine insufficiency in individuals with newly diagnosed......
甲骨文里是否有“仁”字,尚无定论。但甲骨文已存在仁的原形字“化”、“申”、“乘”。他们是东夷风俗“相人耦”即男女相合的写......
摘要 利用两相(固态水解酸化相+湿式发酵产甲烷相)发酵互花米草，通过尿素的添加来调整厌氧发酵......
目的 探讨慢性浅表性胃炎部分中医证型与Hp感染、胃黏膜细胞凋亡基因表达的相关性,从基因分子水平揭示慢性浅表性胃炎中医证候的实......
研究表明,不用碰撞脉冲锁模技术,而由一台简单的线型腔染料激光器,就可成功地产生短达38飞秒的光脉冲。这种激光器用六镜折叠腔,其......
The study of period and chronology of fault activity in major worksites in an area with exposed basement rocks is quite ......
Achieving the nitrite pathway using FA inhibition and process control in UASB-SBR system removing ni
An up-flow sludge blanket(UASB) and sequencing batch reactor(SBR) system was introduced to remove organics and nitrogen ......
Elimination of turned dendrite in laser multilayer deposition of Rene88DT superalloy on DD3 single c
Laser multilayer deposition of Rene88DT superalloy on DD3 single-crystal substrate is conducted.The influences of the cr......
Synthesis of neodymium modified CeO_2-ZrO_2-Al_2O_3 support materials and their application in Pd-on
Ce-Zr-Al-Nd2O3 (CZAN) support materials were prepared by co-precipitation and impregnation methods, respectively. They w......
I am a city boy,for sure. I think that is why Beijing felt like home themoment I stepped off the plane. The speed of the......
A facile method was used to prepare gold-platinum (Au-Pt) catalysts by direct electrodeposition via cyclic voltammetry i......
天津市水产研究所承担的部级重点科研项目——“鱼用促生长剂的研究”已取得成功,于1990年3月23日通过了技术鉴定。到会专家一致......
前言促生长剂“FA-101”是近年来国外报道的一种新型饲料添加剂。它可促进鲤鱼、鲑鱼、虹鳟等的生长发育,提高饵料的转化率。并且......
Supramolecular binary vesicles were constructed by host-guest complex formation between p-sulfonatocalix [4]arene and th......
