un相关论文
氮化铀固有的重金属密度大、增殖比高、导热性好和与钠冷却剂良好的化学相容性等优异特性,使其成为事故容错燃料及空间堆燃料的重......
miR-140-3p enhanced the osteo/odontogenic differentiation of DPSCs via inhibiting KMT5B under hypoxi
Human dental pulp stem cells (DPSCs) have emerged as an important source of stem cells in the tissue engineering, and hy......
对国内现行有效的388项客车领域国标、行标进行梳理,并同UN R法规进行比较。表明:国内标准虽然数量多,但部分标准相互重叠、更新慢......
Chemical softener (Cepreton UN) is used to soften the cellulosic fiber (cotton) in the textile industries to make clothe......
We investigated the electronic heat capacity, thermal conductivity, and resistivity of UN using Quantum Espresso and EPW......
An antifouling catechol/chitosan-modified polyvinylidene fluoride membrane for sustainable oil-in-wa
Low-pressure membrane filtrations are considered as effective technologies for sustainable oil/water separation.However,......
To evaluate the coal burst proneness more precisely,a new energy criterion namely the residual elastic energy index was ......
Different Pretreatments before Application of GnRH Antagonist Protocol in Controlled Ovarian Hyperst
Objective To analyze the clinical features and outcome of patients who used different pretreatments before application o......
儒家把立德立功、为国为民谋利作为评判个体有无价值的重要依据，并以此为人生的不朽追求。个体正确价值观的养成对个体的发展意义重......
目的探讨不稳定型心绞痛患者在经皮冠状动脉介入治疗(PCI)术前应用曲美他嗪对PCI相关心肌损伤及术后长期应用对心绞痛的影响。方法......
Determination of the Observation Area for Metallographic Microstructure of GH4033 Superalloy in a Un
基于二维(2D ) 僵硬塑料的有限元素(FE ) 方法，为 metallographic 微观结构的最佳观察区域和哪个在不一致的压缩实验从 8 ～ 16 公里......
从人眼的视学特性角度出发，在ＣＩＥ国际颜色标准系统和孟塞尔系统基础上，提出了一种适用于人彩色图像处理的色空间转换模式，并利用此方法对......
It is well known that for one-dimensional normal EV regression model X = x +u, Y= α+βx+e, where x, u, e are mutually i......
This paper presents a universal third-order Stokes solution with uniform current. This solution is derived on the basis ......
A depth-averaged 2-D numerical model for unsteady flow, salinity and cohesive sediment transport in estuaries is establ......
Nothing is more relaxing than sitting in a hot spring on a cold winter day.冬日人们最青睐的休闲、放松方式莫过于泡温泉了......
A two-phase mixture model was established to study unsteady cavitating flows. A local compressible system of equations w......
A coupling model is proposed in this paper by using the Green Function and Newman’s product principle, and the solution......
Science & Technology for Sustainable Water in China A Perspective of the IAC Water Program and Studi
Water is a big issue in the world. As we enter the 21st century, a global water crisis threatens the security, stability......
N-methyl-tetrahydroquinolines(MTHQs) are a kind of very useful chemicals, which can be obtained from N-methylation of am......
Agitating is a general operation in chemical industry,which can improve the mixing between the reagents and avoid side r......
Based on the measured data, suspended sediment concentration, surface sediment grain size, current and waves, the sedime......
亲笔写信这项被人们遗忘已久的技能将会成为公立学校的课程。门垫上为何物? 一封来自大学老友的亲笔信。这封信混在账单和垃圾信件......
A depth-averaged 2-D numerical model for unsteady tidal flow in estuaries is established by use of the finite volume WEN......
The publication of Tsinghua Science and Technology was started in 1996.Since then,it has been an international academic ......
Drilling engineering has great uncertainty and it always involves huge investment and high risk. Risk analysis of extend......
我们知道,英语中许多形容词可以通过加前缀构成否定意义,其中以 in-和 un-为最常见的加在形容词前表示否定的前缀。照传统说法,in......
The whispering-gallery-mode (WGM) photonic crystal microcavity can be potentially used for miniaturized photonic devices......
英语前缀是构词过程中具有一定作用的辅助词素,表示一定的含义。按构词功能前缀可分为基本前缀和术语前缀。基本前缀主要是词缀法......
Relapsing polychondritis(RP) is a rare autoimmune disease with chronic inflammatory/destructive lesions of the cartilagi......
Integration presents challenges and opportunities for Chinese companies in Latin America On December 3 the Third Summit ......
The correlation of activity coefficients for the electrolyte-nonelectrolyte mixed solution——the ther
Based on the various thermodynamic models for concentrated electrolyte and nonelec-trolyte solutions, the correlation e......
Based on graphic analysis design method of optical resonator, a simple design expression of V-folded cavity of end-pumpe......
The countries surrounding China have played a growingly important role in the country’s economy,foreign trade and diplo......
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Qu? Est_cequelecalcaire? Lecalcaireestunerochesédimentairequipeutêtrepartielementdissouteparl’eausousl......
Diabetes mellitus can damage the eyes,kidneys,nerves and heart.Microvascular and macrovascular disorders are the leading......
Mobility Innovation Through a Combined System of Rapid Mass Transit and Bike Rental in Shanghai Subu
Residents of the Shanghai suburbs find it hard to access transportation. This paper begins by introducing the context an......
In this paper we show the well-posedness and stability of the Maxwell scattering prob-lem with the transparent boundary......
The staggered InGaN quantum well (QW) structure and the conventional InGaN QW structure for the emission at a particu-la......
Implantable cardioverter defibrillator(ICD) programminginvolves several parameters. In recent years antitachycardia paci......
Square-root cubature Kalman filter (SCKF) is more effective for nonlinear state estimation than an unscented Kalman filt......
A new phenylpropanoid glycoside. serratumoside A, was isolated from the aerial parts of Clerodendrum serratum var. ample......
Following the growing demand for compos-ites in China,Reichhold is preparing a newplant at Tianjin Economic Technologic......
Crystals of the title compound C22H12N62HCl?H2O (DAA稨Cl) were obtained from a HCl aqueous solution of 4, 5-diazafluoren......
AIM:Cyclooxygenase-2 (COX-2) is one of the rate-limitingenzymes in metabolism of arachidonic acid,and COX-2inhibitors d......
Regularity of the initial atmospheric corrosion of A3 steel in the presence of NaCI was investigated. The results showed......
In this study, we propose and demonstrate a broadband polarization-independent terahertz modulator based on graphene/sil......
Alpine tundra ecosystems have specific vegetation and environmental conditions that may affect soil phosphorus(P) compos......
Land cover change and eco-environmental quality response of different geomorphic units on the Chines
Land cover in the Chinese Loess Plateau has undergone dramatic changes since the late 1980s. Revealing the trend in land......
