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The mutagenic effects of microwave and aluminum sulphate on Vicia faba root tip were studied.Micronucleus assay and chro......
Computer simulation of the preparation process loading rare earth(RE)directly from acidic extractant and RE chloride was......
The further development of the extraction of alumina that is produced in the calcination process of ammonium sulfate mix......
4-Tert-butyl-2-(α-methylbenzyl) phenol(t-BAMBP) was used in cyclohexane in the extraction of rubidium from brine source......
Hierarchically macro-/mesoporous structured Al2O3 and TiO2-Al2O3 materials were used as supports to prepare novel Co-Mo-......
拟盐皮质激素增多综合征(AME)是由11β-羟基类固醇脱氢酶2基因突变引起的一种常染色体隐性遗传病，多于新生儿及成年期发病。该病由W......
The economic transformation in China has caused significant changes to labor relations. It has made the labor relations ......
Carbon black-phenolic resin composite binders with various amounts of nanoscale carbon black were prepared through addin......
The microstructure and rheological behavior of semi-solid Mg2Si/AM60 magnesium matrix composite at steady state were inv......
Ag modified ZnO (Ag/ZnO) nanocrystals were prepared by a facile and low temperature wet chemical method. The phase struc......
Lu Xun not only the greatest man of letters in the history of modern literature, but is the master of satire and humor. ......
AIM: To explore the diffusion gradient b-factor that optimizes both apparent diffusion coefficient (ADC) measurement and......
The hot deformation behavior of TiNiFe shape memory alloy was studied by isothermal compression tests.It was performed o......
Heavy ion beams with high linear energy transfer exhibit more beneficial physical and biological performance than conven......
Six middle-season indica hybrid rice combinations, including five super hybrid rice combinations with the high yield abo......
目的骨肉瘤患者新辅助化疗(neoadjuvant chemotherapy,NAC)疗效评估对于术后化疗方案的制定及预后判断具有重要意义。本研究观察磁......
Diffusion-weighted Single-shot Echo Planar MR Imaging of Normal Human Prostate Using Different b Val
This study examined the effect of different b values on diffusion-weighted MR imaging (DWI) of human prostate by using s......
The estimation of glycemic index(GI) of rice-based mixed meal either by using predicted GI(GI_(pred)) or adjusted GI(GI_......
Expression of mitogen-activated protein kinase double-stranded RNA in cucumber has no apparent effec
The expression of mitogen-activated protein kinase(mapk) double-stranded RNA in cucumber is effective in controlling inf......
目的探究磁共振扩散加权成像(DWI)及表观扩散系数(ADC)值对胃癌转移性淋巴结的鉴别诊断价值。方法搜集26例行常规MR及DWI检查,后经......
False anomaly recognition with horizontal differential field lines method in high-density electrical
As an important geophysical tool,high density electrical technique infers the underground geological structures by proce......
Diffusion-weighted Single-shot Echo Planar MR Imaging of Normal Human Prostate Using Different b Val
This study examined the effect of different b values on diffusion-weighted MR imaging (DWI) of human prostate by using s......
Anionic polyacrylamide dispersions were prepared by dispersion polymerization in an aqueous salt medium,using acrylamide......
为掌握不同体积分数CO_(2)对氧化煤复燃过程的抑制效果,采用自主研制的煤自燃氧化程序升温试验装置,对平煤八矿煤样分别通入体积分......
为了解花鲈(Lateolabrax maculatus)对水解羽毛粉、喷雾干燥血球蛋白粉、鸡肉粉、黄粉虫粉、大豆分离蛋白、大豆浓缩蛋白和脱酚棉......
以厌氧颗粒污泥为接种污泥在膜生物反应器中培养好氧颗粒污泥,通过对3个培养阶段污泥生长情况的考察,研究了颗粒污泥的变化规律及......
在Cole-Cole模型假设的基础上,用一种新的递推反演算法对无电磁偶合影响时的水平层状大地对称四极装王复电阻率测深曲线进行反演,......
选用1日龄艾维茵肉仔鸡504只，随机分为9组，每组4个重复，每重复14只鸡，公母各半，采用3×3(Fe×VA)完全随机试验设计，研究了日粮添......
采用等温热重法，对内配3％塑料的类Hoganas铁鳞还原体系进行动力学分析，结果表明：与基准实验相比，内配塑料后铁鳞的还原反应表观活化能降......
研究了预煮（沸水中煮制5min）处理后的南美白对虾在冻藏期间的表观品质（色差和质构）、水分含量及LF-NMR弛豫时间T2的变化，并对各指标间的......
选择28日龄断奶的二元杂交(长白×大约克,平均体重7.5±0.5kg)的仔猪40头,研究断奶仔猪日粮添加植酸酶对生长和营养物质回......
采用水热法，以硫酸铝（Al2（SO4）3？18H2O）为原料、尿素为沉淀剂，在一定的醇水比例下（体积比2：1），制备出具有不同形貌的氧化铝前驱体，用SEM、XRD和......
以2-丙烯酰胺基-2-甲基丙磺酸（AMPS）-丙烯酸（AA）-衣康酸（IA）为原料，通过改变引发齐IjK：S：O。和NaHSO，的用量，应用水溶液聚合制备了不同相对分......
将阳离子水溶性表面活性大单体二甲基十六烷基（2-丙烯酰胺基丙基）溴化铵（DHAB）与丙烯酰胺通过自由基混合胶束聚合和溶液聚合法合成了具......
岩石的渗透性与其泥质含量有关,泥质含量越高,岩石的渗透性越差;岩石的视电阻率随着岩石的泥质含量的增加而减少.岩石的渗透性强弱......
通过采用分散性能优良的分散剂W-511，使涂布液的分散性能得到根本改善。优选分散剂W-511的用量，控制涂布液粘度，找到最有利于无机颜料......
作为液晶显示光学用TAC薄膜与TAC感光片基相比,对其性能指标都提出了更高的要求,尤其表观点状缺陷的控制标准更是由毫米级升至微米......
外来词属于词汇学的范畴.外来词通过潜词显化、显意符号化、显词重叠化三种途径产生,其中的显词重叠化造成了外来词与汉语词的同义......
在田间栽培条件下，用英国CIRAS-1型便携式光合仪对4个不同株高牡丹品种的光合特性进行了比较研究.结果表明，4个牡丹品种净光合速率日......
本试验旨在研究不同脂肪粉、脂肪酶水平对母猪妊娠期及哺乳期营养物质表观消化率的影响。试验选择妊娠80 d的经产健康新美系长白、......
混凝土经真空脱水后打破原有“固‐液‐气”三相平衡体系,引起混凝土强度、表观密度、含气量等指标参数的改变。通过采用“上脱水......
【目的】研究不同断奶日龄对羔羊断奶后10d的生长、营养物质消化、器官发育和血清指标的影响,筛选羔羊最佳的早期断奶日龄。【方法......
目的探讨MR扩散成像及ADC值对肝脏良恶性肿瘤的诊断价值。方法肝脏占位性病变96例均进行MRI常规扫描及DWI，测出ADC值。以恶性肿瘤AD......
试验采用单因子随机分组设计,将20只4日龄、健康无病、体重相近的滩羊公羔随机分为A、B、C、D 4个处理,5次重复。处理A,对照组,饲......
以委内瑞拉稠油为研究对象,采用不同类型表面活性剂制备委内瑞拉稠油水包油(O/W)体系,以体系的表观黏度为主要评价手段,考察了不同......
对国产茂金属聚乙烯试验料（mPE）、EXXON公司的茂金属聚乙烯（EXXON）及传统聚乙烯（PE7042）的流变特性进行了对比研究；同时，考察了mPE加入低密......
采用碘-碘化物体系对金精矿进行浸出，通过实际矿石的浸出试验考察搅拌速度、浸出温度、碘浓度及碘离子浓度对金精矿碘化浸出反应动......
高密度电阻率法是以岩、矿石的电性差异为基础，通过探测场的参数变化获得电性局部差异来认识被测目标的一种勘探手段。介绍了利用高......
为了明确树脂包膜控释氮肥在超级水稻上的应用效果,通过树脂包膜控释氮肥小区定位试验,以常规施肥为对照,分析了控释氮肥不同配比......
清末两大社会群体——清朝统治集团和知识分子在1905年前后复杂的社会思潮背景中,分别在自身力所能及的范围内展开活动,力图制造、......
