This paper introduces how to seek the equilibrium constant of consecutive reaction by using the method of limiting value and by the determination of single component concentration. 介绍了利用求极值的方法,通过对反应体系中单组分平衡浓度的测定,求连串反应的平衡常数。
As Mr Will put it, the messianic impulse has been a constant of America's national character, and a component of American patriotism from the beginning. 正如威尔所指出的,从一开始,救世主式的冲动就一直是美国民族特性的一个永恒特点,也是美国人爱国精神的组成部分。
Time constant of the aperiodic component 非周期分量的时间常数
Based on the principle of constant strain distribution, the diameter of neutral layer for the component was obtained. 采用等应变分配原理,得出了分流层直径的大小,并进行了成形力和坯料尺寸的计算。
Through the constant, static and dynamic view component of the Web view model, uniform conceptive abstraction of bioinformatics computing and data resource share is solved. 通过常量、静态和动态三类视图构成的Web视图模型解决了生物信息计算与数据资源共享的统一概念抽象。
To single phase SCR bridge rectification circuit of constant potential instrument, the expression of load voltage is derived and harmonic component of load voltage is analyzed in detail. 文中针对船用恒电位仪单相可控桥式整流电路,推导了负载电压表达式,分析了负载电压的谐波组成;
Constant flow blanking plug is an important component in the layered water injection system of oil field, when the injection pressure and strata pressure are changing, it can ensure that the flow rate of injection is nearly constant, so getting the purpose of constant flow injection. 恒流堵塞器是油田分层注水系统中的重要部件,在注水压力和地层压力变化时,它可以保证注水流量基本不变,从而达到恒流注水的目的。
It was found that separation factor was related to the equilibrium constant of the reversible chemical reaction and the concentration of the component. 结果表明,分离因子与可逆化学反应的平衡常数及组份浓度,反应剂浓度,分离剂总浓度有关。
TLC sintered bar is coated with silica gel or alumina as absorbent. After repeated chromatographic developments, the bar moves through flame detector at a constant rate, and each component is automatically scanned. 以硅胶或氧化铝吸附剂涂制于TLC烧结棒上,然后点样色谱展开,烧结棒以恒定速度通过检测器火焰,各组分被自动扫描。
The error model of the FOG's drift is time-varying and the constant component of the FOG's drift has a relation of nonlinear to the temperature; 由于光纤陀螺仪漂移受环境温度的影响,误差模型具有时变性,其中,常值漂移量与温度是一种非线性关系;
The constant in time DC component in the time resolved FTIR spectroscopy 时间分辨傅氏变换红外光谱方法中的定时直流成分
Automatic control of reflux ratio for non-stabilization rectification constant product component 不稳定精馏恒馏出液组成回流比的自动控制
The original electronic constant power test stand was rebuilt to be able to not only detect and debug individual component, but also test comprehensively and dynamically with fully simulated locomotive requirements. 对原电子恒功试验台进行改造,使之既可对单组件进行检测、调试,也可以完全模拟机车要求,进行全方位动态测试。
In the same porous media, when temperature and pressure keep constant, the higher the heavy component content of the gas hydrocarbon system, the bigger the adsorption amount. 在同一孔隙介质中,当温度、压力相同时,重组分含量相对较高的烃类气体体系,其吸附量相应较大;
In addition, with the constant development of FACTS technology and the increasing engineering application, the reliability index of FACTS component has already become the main factor of influencing the whole performance of flexible transmission system. 此外,随着FACTS技术的不断发展和实际工程的日益增多,FACTS元件的可靠性指标也已经成为影响整个柔性输电系统可靠性的主要因素。
Differential scanning calorimetry ( DSC) was used to study the constant rate heating and cooling and the isothermal crystallizing behavior of the two component PEG system. The characteristic parameters at different temperatures were examined and the heat of exotherms and endotherms was measured. 采用差示扫描量热法(DSC)对二元聚乙二醇(PEG)体系的等速升降温性能及等温结晶性能进行了研究,并对各温度特征参数及熔融、结晶热作了表征。
The results show that the logarithm of the the r ± of KCL in these mixtures of constant total ionic strength is directly proportional to the ionic strength fraction of each electrolyte component. 结果表明,KCl的平均活度系数的对数与混合溶液中每个电解质的离子强度分量,在该条件下服从哈内特线性关系。
For overcoming the defects of the current reckoning models of ammonia synthesis reaction chemical equilibrium constant, a network model based on radial basis function networks and principal component regression ( RBF PCR) was interposed. 针对目前氨合成反应化学平衡常数计算模型所存在的问题,提出一种基于径向基函数网络并结合主成分回归方法的网络模型。
A Study on Time Constant of DC Component of Short Circuit Current and Current-Zero Offset in UHV Systems 特高压系统中的短路电流直流分量与零点漂移
Through analyzing the constant temperature field required for proper operation of the PCR chip, a new style active constant temperature control system was devised using a semiconductor cooling device as the temperature control component. 通过对PCR芯片工作所需的恒温场进行分析研究,使用半导体致冷片为温度控制部件,设计了一种新型的主动式恒温控制系统。
This method is called true constant component fixed method ( TCF method). 笔者将该方法称为真恒量组份定值法(TCF法)。
The principle, structure, measurement limit and analyze of uncertainty of the constant pressure gas flowmeter, which was the key component of gas flow standard apparatus, were considered emphatically. 着重考虑了作为气体微流量标准装置核心的恒压式气体微流量计的原理、结构、下限因素和不确定度等基本问题。
The transient component is regarded as the time limited exponential decay function. The design controls the length of transient component to change the time constant and uses the frequency synthesis techniques to generate the transient component signal. 把暂态分量看作为作用时间有限的指数衰减函数,通过控制其长短改变暂态分量的时间常数,利用频率合成技术产生暂态分量信号。
Due to rotor current component is vertical with stator flux linkage ( the amplitude of stator flux linkage is constant); its current component can achieve decoupling control. 在控制方案中选择转子电流定向控制,引入了定子电流磁链分量,实现闭环控制,由于转子电流矢量与定子磁链(定子磁链幅值不变)垂直,其电流分量可实现解耦控制。
As for the low HV content of PHBV/ PCL blends, with the cooling rate increasing, the non-isothermal crystallization rate constant Zc of PHBV component increased. 而对于低HV含量PHBV/PCL共混体系,随降温速率的增大,PHBV组分的非等温结晶速率常数Zc增加。
The area for planting perennial cash crops ( fruit trees) was basically constant, but the inner component also changed, mainly including the increasing of grape and pear planting area, the optimization of variety types and the product quality. 多年生经济作物(果树)种植面积基本比较稳定,但其内部结构也发生了一些变化,主要是葡萄和梨的种植面积有所增加,品种布局和产品质量得到进一步优化。
It is easy to control and carry out energy recovery and release because the energy regenerative system of hydraulic hybrid vehicle adopts constant displacement secondary component ( pump/ motor), but there still exists some technical defects. 在已有的液压混合动力汽车能量再生系统中,选用定量式二次元件(泵/马达)作为能量转换装置,具有控制方法简单,易于实现能量回收与释放等特点,但仍存在一些技术上不足。
The conventional roll forming process is capable of producing various kinds of products with constant cross-sections. Roll formed products with constant cross-sections are widely used as component parts especially in architecture and automobile manufacture industries. 传统的冷弯成型可以生产等截面型材,其产品在汽车制造和建筑领域应用广泛。