Injection of betamethasone in advance could effectively reduce cough reflex caused by fentanyl induction. 预先静脉注射倍他米松可有效降低麻醉诱导期间芬太尼所致咳嗽反射的发生。
Research on Data Acquisition and Processing System for Diesel Engine Injection Timing Advance Device Test-bed 喷油泵正时器试验台数据采集处理系统的开发
Influences of starting fuel quantity and main injection advance angle on starting characteristics of common rail diesel engine 共轨柴油机起动油量和主喷提前角对起动特性的影响
The amounts of copper in fodder was determined by GFAAS with suspension sample injection digested in advance in this paper. Conditions of determination were tested. 采用预消化悬浮液进样GFAAS法测定饲料样品中的铜,并对测定条件进行了较深入的研究。
Dynamic behaviors of fuel injection pump control rack displacement and injection advance were studied experimentally on a 6130Q diesel engine at both steady and transient conditions. 作者对6130Q柴油机喷油泵,在稳定工况和变速工况中,进行了齿杆位移和供油提前角等运动规律方面的测试研究。
METHODS Used different physical and chemical methods to induce different kinds of seizures in mice and rats, to make different kinds of experimental animal models of epilepsy, ip injection different doses of piperine in advance, to observe whether it has anticonvulsive effect or not. 方法以不同的物理和化学方法引起小鼠和大鼠不同类型的惊厥,形成不同类型的实验性动物癫痫模型,预先ip不同剂量的胡椒碱,观察其有无抗惊厥作用。
The development of the complex measurer for the measurement of the fuel supply pressure of VE type fuel injection pump and the piston track of timing advance device VE型喷油泵输油压力和提前器活塞行程综合测量仪的研制
Advanced gas engine test-bed is tested repeatedly to collect and analyze the data parameter of the injection advance, pressure compare and outside characteristics of the supercharging and mid cooling diesel-engines. 采用先进的内燃机试验台架反复测试,对增压中冷柴油机的供油提前角、增压压比、外特性等各项性能参数进行数据采集,并对所采集的数据进行相关分析。
Both taking orally and injection can accelerate organism. growth, modify damaging organism and advance immunity and concentration of immune-related protein. 口服和注射胰多肽均能提高小鼠组织生长、损伤组织修复能力以及提高免疫力和免疫相关蛋白的含量。
This paper introduces the principle of injection timing advance, transmission mode of timing gear, calculation formula of timing advance and its adjusting steps. 重点介绍了喷油提前角的提前原理,点火正时齿轮的传统动模式,提前角的计算公式及其调整步骤,从而真正达到了简洁实效的目的。
The effect of injection advance angle on spray, combustion and soot formation was investigated. 介绍了采用同步双成像技术研究供油提前角对直喷式柴油机喷雾、燃烧和碳粒变化历程影响的研究结果。
It is shown that we should consider the influence of different designs of micro-feature structures on the injection molding of light guide plate in advance, and the preferences are concave micro-feature structures like micro cirque structure. 结论认为,在导光板设计阶段就应考虑不同微结构特征对导光板注射成型翘曲变形的影响并优先选用圆环等凹结构微特征阵列,以减少导光板注射成型的翘曲量。
RESEARCH ON DIESEL INJECTION TIMING OF AN HYBRID COMBUSTION SYSTEM BASED ON CYLINDER PRESSURE The results show that ignition may occur after injection stops if the injection advance angle is increased. 混合燃烧系统柴油喷射提前角对缸内压力的影响研究结果表明:增大供油提前角时,着火会发生在燃油停止喷射后。
The three main parameters affecting the oil~ saving rate: injection advance angle, injection pressure and mixed~ water quantity are analyzed quantitatively, and at the end, their optimum values are given. 对影响其节油率的三个主要参数(供油提前角、喷油压力和掺水量)进行了定量分析,并得出了它们的最优数值。
Taking KIVA-3 as a calculation platform, this paper researches two processes of injection combustion of different pre-injection angle of advance in four-valve direct-injection diesel engines gy digital simulation. 以KIVA-3为计算平台,数值模拟研究4气门直喷式柴油机不同预喷提前角的两段喷射燃烧历程。
Soot formation can be restrained hence the emission of soot can be decreased with the increased injection advance angle. 增大供油提前角可以减少燃烧过程前期的碳粒生成量,进而降低碳粒排放。
The measured results show that the peak pressure is higher, the injection delay and duration exhibit a slightly longer, which made a higher fuel-injection per-cylinder cycle, at the same fuel delivery advance angle, engine speed and load, when the bio-diesel ratio increases. 实验研究表明:在供油提前角、转速和负荷相同的情况下,随着燃料中生物柴油含量的增加,高压油管最大喷油压力增加,喷射延迟期和喷射持续期变长,导致循环喷油量增大。
Conclusion BCG polysaccharide and nucleic acid preparation have good therapeutic effect on chronic urticaria by point injection, and the effect could advance along with the prolong of period of treatment. 3组均无明显不良反应。结论卡介菌多糖-核酸注射液穴位注射治疗慢性荨麻疹临床疗效好,其疗效随着治疗时间的延长而提高。
The composition of the system, injection and ignition signal generation and measurement of control map characteristics, as well as the control algorism of gasoline injection quantity and ignition advance angle were discussed in detail. 重点论述了该控制系统的构成、点火及喷油控制信号的生成方法,控制脉谱的制取过程以及喷油量、点火提前角的控制策略。
Shenqi Fuzheng Injection can strengthen myocardial contractility, increase cardiac output, and decrease myocardial oxygen consumption, and can improve left ventricular remodeling and immunologic function of CHF patient, favor prognosis, and advance cardiac function recovery. 参芪扶正注射液具有加强心肌收缩力,增加心输出量,降低心肌耗氧,改善CHF患者左室重塑,改善预后,提高CHF患者的免疫功能,促进心功能恢复等作用。
Based on real-time measure and analysis of transient speeds, cylinder pressure and HC emission, the effect of injection pulse width 、 ignition advance degree on the first firing characteristic of SI EFI LPG fueled engine is investigated. 通过对起动过程的瞬时转速、气缸压力及HC排放的实时测量与分析,研究了喷射脉宽、点火提前角对电控喷射LPG发动机起动首次着火特性的影响,实现了基于循环控制的着火循环。
Based on the analysis of combustion behaviors of emulsified fuel used in the diesel engine, it is proposed that the water-oil ratio, injection advance and injection rate are the predominant factors dominating the optimization of fuel consumption, NO_x emission and smoke level. 通过分析乳化油在柴油机中的燃烧特点,提出水油比、供油提前角和喷油率是优化油耗率、NOx排放和烟度的主要因素。
The results are as follows: 1. The curve of the pressure in the cylinder and the distribution of the temperature and NOx with the single injection method, and the emission characteristic of NOx with different advance angles or different loads are obtained. 2. 研究内容和结果主要包括:1.获得了单级喷射策略下,缸内气体压力变化曲线、温度分布和NOx分布规律;以及不同喷油提前角、不同负荷下,NOx的排放特性。
The research indicated that pre-crosslinked particle and water-flooding flow direction alteration agent had the merits of high expanding times, good anti-temperature and anti-salinity property, distinct potential of EOR, and could make the flow direction of injection water alter effectively as well as advance swept efficiency. 研究表明,预交联颗粒和水驱流向改变剂具有膨胀倍率高、耐温耐盐性好、提高采收率潜力大的特点,能够有效地使注入水发生流向改变,显著提高波及效率。
In this paper the CFD simulation software AVL FIRE is introduced to simulation combustion process of 4102 DI diesel engine in connection with the fuel injection advance angle and nozzle hole cone angle of fuel injection system. 针对燃油喷射过程中的喷油提前角和喷孔锥角两个因素,本文应用三维CFD仿真软件AVLFIRE对CY4102直喷式柴油机的燃烧过程进行了数值模拟计算。
Cop injection group was the same as trachea injection group, but the pathological changes was in advance in some organs sach as heart, liver, spleen, kidney. 两试验组病理历程变化相似,但嗉囊注射感染的大部分器官如心脏、肝脏、脾脏、肾脏等出现病变的时间有所提前。