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During the start-up and unstable combustion periods,even the state-of-the-art incinerators emit polychlorinated dibenzo-......
Study on the Simultaneous Extraction of Total Flavonoids and Total Saponins from Corn Silks by Micro
[Objective]To select the optimal technology for the simultaneous extraction of total saponins and total flavonoids from ......
An efficient one-pot three-component synthesis and antimicrobial evaluation of tetra substituted thi
A convenient one-pot three-component method for the preparation of tetra-substituted thiophene derivatives has been deve......
Orifice plate energy dissipater as well as plug energy dissipater, as a kind of effective energy dissipater with charact......
Diabetes is the sixth leading cause of death in the United States. To date, most research and resulting clinical strateg......
The requirement of reduced RC delay and cross-talk for multilevel interconnect ULSI applications has enthusiastically d......
An unique mask moving method is developed for forming effective micro-optical structures with continuous profile. The me......
Effect of Spacers on CMCs and Micelle-forming Enthalpies of Gemini Surfactants by Titration Microcal
The critical micelle concentrations (CMC) and the micelle-forming enthalpies ((Hmic) of gemini surfactants were first me......
Modeling multipacting to steady state saturation is of interest in determining the performance of the micro-pulse electr......
阜阳市局 ￡4a 局长——_MINtkMMtgj’＃lnH＄B——q.M——D收束志不他只邀狲位J则【科校为先导推动地租工作.B为广为戳民U用凶盼引眯B.......
Rapid development of local-based social network(LBSN) makes it more convenient for researchers to carry out studies rela......
A boundary collocation method based on the least-square technique and a corresponding adaptive computation process have ......
Synthesis of Three Novel Chiral Binuclear Mn(Ⅲ)-Schiff-base Complexes and the Application in Asymmet
Three novel chiral binuclear Mn(Ⅲ)-Schiff-base complexes have been synthesized and the application of these complexes ......
A convenient preparation of ethoxymethoxymethane and its effect on the solubility of methanol/gasoli
Ethoxymethxoymethane(EMM) was conveniently prepared by acetalization of aqueous formaldehyde with methanol and ethanol i......
The ribbing problem has serious influence on the steel product quality,which produces additional shape waves on the surf......
The circular plane target exposured by the source is very common in experimental nuclear physics, radioactivebiology, ra......
目的 比较高频振荡通气(HFOV)与HFOV联合肺泡表面活性物质(PS)对重度蒸汽吸入性肺损伤兔肺组织的保护作用.方法 将24只新西兰大白......
目的 探讨使用常规腹腔镜器械进行改良两孔法腹壁微小瘢痕的腹腔镜胆囊切除术的手术技巧及安全性.方法 对634例胆囊良性疾病的患者......
目的 探讨双相气道正压通气(BIPAP)在治疗新生儿呼吸衰竭中的应用价值及其安全性.方法 将50例新生儿呼吸衰竭随机分为BIPAP组和常......
目的 探讨鼻咽癌患者生存质量随疗前、中、后时间迁移变化的趋势.方法 采用头颈部最表FACT-H&N和9个条目形成的自制鼻咽癌调查表NP......
文章分析比较了田间试验第2年,有机、SEQ、特别与常规栽培对8种蔬菜产量、品质的影响.结果表明,不同栽培方式8种蔬菜的产量趋势基......
OFDM系统的一大缺点就是有较高的峰值平均功率比(PAPR),大大降低了线性功率放大器的效率.本文提出一种用预编码(Precoding method)......
根据压电效应理论设计出压电式驱动器。驱动器中悬臂梁的宽度、长度以及压电材料与非压电材料的厚度比例；对驱动器的输出位移有很大......
目的探讨经脐单孔腹腔镜胆囊切除术的临床疗效及安全性。方法选取我院自2012年7月至2014年7月收治的经脐单孔腹腔镜胆囊切除术患者......
目的：为了更好的提高头位难产产妇的分娩结果并减少不良事件的发生率,分析和探讨实施护理干预的可行性及必要性.方法：按照随机双盲对......
本文利用允许方向锥讨论了凸连续函数在凸集上的极小点的充分必要条件，其主要结果是定理2。......
采用SRI值法,考察不同等级烤烟烟叶抗破碎性能与烟叶温湿度、常规化学成分之间的关系以及分切段烤烟烟叶抗破碎性能的差异。结果表......
随着国民经济的不断发展,煤矿企业已经成为支撑经济发展的重要产业。在不断发展中,采煤工艺在逐渐提升,提高了矿井开采的效率,使矿......
国际形势风云变幻,技术推陈出新,但常规弹药仍是现代战争中不可缺少的武器装备之一,无控弹药的增程设计提高了弹药的利用率、杀伤......
<正> 在工业上用核仪器所做的测量或分析,大多数是相对测量。因此,在进行测量或分析之前,首先要参照传统的分析方法对仪器进行标定......
目的观察经鼻持续正压通气（NCPAP）治疗新生儿肺透明膜病（HMD）的临床疗效。方法将76例HMD患儿随机分为两组,研究组39例给予NCPAP治疗,对......
目的：探讨Watson-Jones切口进行髋关节置换术的疗效。方法：我院自1994年3月-1998年6月采用Watson-Jones切口，使用钛合金或钴铬钼假体，......
对微波辐射与常规条件下甲壳素烷基化反应进行了对比。结果表明，在微波辐射条件下，反应速度是常规法的300多倍，极大地节约时间和提高......
Diagnostic performance of contrast-enhanced ultrasound and enhanced magnetic resonance for breast no
在当前的学习，我们寻求了评估常规超声(美国) 的诊断功效，在检测焦点的稳固的胸损害的提高对比的美国(CEUS ) ，联合美国和 CEUS 和磁......
desulfurater (BaAl2O4 ) 成功地与 BaCO3 和艾尔被综合(哦) 3 由微波 sintering 作为原料搽粉方法。原料和结果的描述的集体损失......
介绍了三亚某大型酒店制冷系统的冰蓄冷设计方案,对比了其与常规空调方式在初投资及运行费用的差异,指出了冰蓄冷技术应用于区域制......
目的比较超声引导置管引流与常规手术切开引流治疗乳腺脓肿临床疗效.方法 选择哺乳期乳腺脓肿患者90例,按随机数字表法分为观察组......
文中通过工程案例与中试，对前置高速给水曝气生物滤池（HUBAF）、中置升流式曝气生物活性炭滤池（UBACF）、后置降流式生物活性炭滤池（DBACF）3......
分析了柔性保冷材料在超限低温设备整体保冷和吊装中的成功应用经验,通过对柔性保冷材料和传统硬质保冷材料的性能、冬季施工可行......
In this paper,the expressions of both increment stiffness matrix and total quantumstiffness matrix in nonlinear analyses......
GENERALIZED TRANSFER FUNCTION OF CONTROL SYSTEM AND AN IMPROVEMENT ON THE DECISION METHOD OF MOVEMEN
In this paper the definitions of generalized transfer functios of control system and itscontinuity are presented.Using g......
调查了有机稻田褐飞虱种群与蜘蛛的发生动态。移栽后9 d褐飞虱发生量只有17头/百株,移栽后29 d增长到301头/百株,其中281头为1～2龄......
目的综合比较高频振荡通气（HFOV）与传统机械通气（CMV）对新生儿呼吸窘迫综合征（RDS）的安全性及潜在危害性。方法通过数据库检索出符合纳入......
依据《中华人民共和国农业行业标准NT/T 1297—2007》,对2002-2014年黄河流域棉区国家审定春播常规抗虫棉品种的纤维品质进行了评......
本文介绍了新近Ｓｃｈｅｕｅｒ提出的慢性肝炎病理分级、分期标准，为与国内分型标准相对比，我们用二个标准观察了我院１０年中３１６例慢性肝炎肝穿切片，探讨了......
Objective:To systematically evaluate the efficacy and feasibility of high-flow nasal cannula(HFNC)on patients with acute......
