d相关论文
本文是应用概念设计原则,关于E-D桥概念设计的研究和学习工作总结。通过对E-D桥的特点研究,可得到一些设计参数和设计构思可供实际......
A revision of Dryopteris sect.Diclisodon(Dryopteridaceae)based on morphological and molecular eviden
Dryopteris sect.Diclisodon is a small section of ferns with about 12 species mainly distributed in East Asia.Here,we car......
Ample dietary fat reduced the risk of primary vesical calculi by inducing macrophages to engulf budd
Although primary vesical calculi is an ancient disease,the mechanism of calculi formation remains unclear.In this study,......
Background:Herbs are an important part of the forest ecosystem,and their diversity and biomass can reflect the restorati......
Advanced microwave absorbing materials(MAMs)are urgently required to eliminate and attenuate microwaves to address the u......
本文概述了近二十年不对称相转移催化在天然产物全合成研究中的应用,并基于不对称相转移催化策略针对海洋天然产物spiroxins A,C,D......
目的:分析维生素A、D、E水平与婴幼儿重症肺炎发生以及发展之间的关系.方法:选择2020年1月至2021年6月接诊的200例婴幼儿重症肺炎......
目的:对维生素D+优思明对多囊卵巢综合征的治疗效果进行探讨.方法:将2018年6月至2020年3月作为本文的研究时段,研究对象则选取该段......
目的:维生素D辅治小儿反复呼吸道感染的临床研究.方法:对照组给予患儿常规治疗,实验组在化痰治疗和抗生素治疗的基础上加入维生素D......
目的 关于异位妊娠保守治疗患者的心理特点以及护理干预实施效果的研究。方法 选择2019年1月至2020年7月到我院进行保守治疗的84例......
目的:探讨早期母爱剥夺对青春期(6~7周龄)大鼠抑郁样行为及海马区颗粒层神经发生的影响。方法:采用随机数字表法将新生大鼠根据窝......
目的:探究胃癌根治术后患者采用不同剂量右美托咪定(Dex)辅助麻醉对患者谵妄的影响。方法:选择我院2019年1月—2021年5月收治的90例......
目的:分析温馨助产服务在产妇助产护理中的应用效果。方法:以2019年10月至2021年3月在我院妇产科分娩的84例产妇为试验对象,以随机数......
目的:探讨不一致性淋巴瘤(DL)的临床表现、实验室检查及诊疗特点。方法:回顾性分析泰州市人民医院2019年11月收治的1例EB病毒阳性不......
Molecular Design and Property Prediction of High Density 4-Nitro-5-(5-nitro-1,2,4-triazol-3-yl)-2H-1
To search for potential energetic materials with large energy density and acceptable thermodyna-mics and kinetics stabil......
中国山区多、地形复杂,构造发育、地质灾害隐患分布广泛.滑坡作为山区最具灾难性的地质灾害之一,严重威胁着人民群众的生命及财产......
Virtual screening of flavonoids from Jatropha gossypiifolia L. as potential drugs for diabetic compl
Background: Diabetes mellitus is a chronic metabolic disease that is a risk factor for epidemic pathologies. Under hyper......
超图的嵌入同调和有向图的道路同调可以被△-集分次子集的嵌入同调统一.受此启发给出了△-集分次子集的霍奇理论和代数离散莫尔斯......
高熵材料可以在单一晶相中引入五种或五种以上元素以优化电子结构和配位环境,可作为一类新兴的电催化剂.本文制备了一种岩盐型高熵......
Effects of previous drying of sediment on root functional traits and rhizoperformance of emerged mac
Purpose of the current study was to investigate the effects of constantly wet and dried-rewetted sediments on root funct......
Gastric ulcers are one of the most common stomach diseases that often accompanied by inflammation,congestion,edema,scar ......
Growth Differentiation Factor-15 Produces Analgesia by Inhibit-ing Tetrodotoxin-Resistant Nav1.8 Sod
Growth differentiation factor 15 (GDF-15) is a member of the transforming growth factor-β superfamily.It is widely dist......
Friction self-piercing riveting(F-SPR)is an emerging technique for low ductility materials joining,which creates a mecha......
Regulation of thermoelastic properties of concave-packaged DNA adsorption films and its relevant mic
The packing patterns have close correlation with the thermoelastic properties of DNA adsorption films and the relevant d......
By using image recognition technology, the underground bin level can be detdcted. The bin image is noised by vibration, ......
In recent studies,critical research interest exists in the thermo-mechanical analysis of the friction stir welding (FSW)......
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Two different morphologies of ZnO (lotus-shaped, rod-shaped) and ZnO/PVDF composite materials were prepared. The morphol......
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本学位论文研究了基于Min(N,D,V)-策略和不中断休假的M/G/1(可修)排队系统的瞬态和稳态特征,分为如下两章:1)在本学位论文的第一章中,......
目的:探讨维生素D在慢性牙周炎大鼠模型中对炎性介质的调节作用.材料与方法:分别建立空白对照组(N)、单纯牙周炎(P组)以及VD干预牙周......
本文讨论了(e,d,N)-策略多重休假的M/M/c排队.使用拟生灭过程方法,给出了稳态队长分布.同时,还得到了稳态队长和等待时间的条件随......
目的建立简易的RHCE基因编码区全长测序方法。方法依据RHCE基因序列的特异性,设计10对特异性引物分别扩增RHCE基因的10个外显子,同......
目的:探讨代谢综合征(metabolic syndrome, MetS)与急性轻型缺血性卒中(minor ischemic stroke, MIS)和高危短暂性脑缺血发作(tran......
Characteristics of Changes in Karst Rocky Desertification in Southtern and Western China and Driving
The karst landform is a typical ecologically vulnerable region, and the problem of karst rocky desertification in southt......
随着多种脑膜炎奈瑟菌(Nm)菌种对应疫苗的问世,各型流行性脑脊髓膜炎(简称"流脑")的流行情况发生着变化,近几年B群Nm构成增多,健康人群中B......
High-precision gyro-stabilized control of a gear-driven platform with a floating gear tension device
This study presents an improved compound control algorithm that substantially enhances the anti-disturbance performance ......
光催化是将太阳能转换为化学能的绿色可持续发展途径,有望解决日益严重的能源危机和环境污染问题.在光催化过程中,半导体材料作为......
S vacancy modulated Zn_(x)Cd_(1-x)S/CoP quantum dots for efficient H_(2) evolution from water splitt
Energy band structure and interfacial compatibility of heterojunctions are crucial for photocatalysts in promoting photo......
BACKGROUND Patients with Becker muscular dystrophy(BMD)have a high risk of developing hyperkalemia,rhabdomyolysis,and ma......
Double seismic zones are commonly observed in the subducting slabs in a global scale, serving as ideal examples for stud......
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With the wide application of location-based social networks(LBSNs),personalized point of interest(POI)recommendation bec......
The proportion of liver transplantation(LT)for hepatocellular carcinoma(HCC)has kept on increasing over the past years a......
Coupled Eulerian-Lagrangian simulation of a modified direct shearapparatus for the measurement of re
The simulation of large-strain geotechnical laboratory tests with conventional Lagrangian finite element method(FEM)tech......