The main difference is that, unlike the statement class, prepared statement is complied and optimized once and can be used multiple times by setting different parameter values.
预置语句与statement类的主要区别在于,前者可以只编译和优化一次,然后通过设置不同的参数值多次使用。
There are some deficiencies in the temple, like structural parameter of it needed being optimized, and the cost is relatively high in the trial-manufacturing moment.
新型边撑目前还存在一些不足,例如其结构参数还有待于优化;在试制阶段成本相对较高。
It is used for multi parameter and nonlinear optimized data processing in log interpretation.
文章将遗传算法用于测井解释中,研究多参数、非线性最优化测井数据处理问题。
Introduced the optimized parameter of the multi screw and the design technique progress of thrust bearing system.
并对多螺杆的参数优化以及推力轴承系统的设计技术进展进行了介绍。
Using numerical simulation results, basic parameter of fiber laser was analyzed and demonstrated, and which is the theoretical basis for optimized design of fiber laser.
利用数值模拟结果对光纤激光器基本参量进行分析和论证。为光纤激光器的优化设计提供理论依据。
Finally the parameter of the residual generator is optimized, so that the fault detection system is robust to the unknown inputs and simultaneously sensitive to the faults.
最后优化残差产生器的参数,使得故障检测系统对未知输入具有较强的鲁棒性,同时对故障具有较高的灵敏度。
Finally, each optimized design parameter of the concave die structure had achieved, and obtained the anticipated result.
最后达到了凹模结构的各个参数的优化设计,得到了预期的结果。
Parameter of optimized trajectory and variable structure with sliding modes control theorem are used to construct sliding surface, obtain a new tracking trajectory guidance law.
利用基准优化弹道参数和滑模控制思想,构造滑动面,提出了一种新的弹道跟踪制导规律。
Secondly, in solving the problem that the craft parameter is optimized, this paper has put forward a method to perform, which using decision tree and ANN carry on comprehensive.
其次,在解决工艺参数优化的问题中,本文提出了一种正演的方法,即结合使用决策树分类器以及人工神经网络进行综合分析的方法来完成。
The apparatus parameter have been optimized.
优化了仪器测定参数。
Cases of CRT group were given right atrium and biventricular or pure biventricular pacing, and received strict follow-up and the pacing parameter were optimized dynamically.
CRT组施行右房双室或单纯双室起搏并动态随访、优化起搏参数,同时两组患者皆给予正规的抗心衰药物治疗。
Improve on optimized method of parameter B in the process of HMM training.
对隐马尔可夫模型训练过程中参数B的优化方法进行改进。
On the basis of structure design of optical system and parameter option of optical components, the visibility of interference fringe with zero background intensity is optimized.
通过对光学干涉系统结构设计和元件参数选择,最大限度地优化了干涉条纹的可见度,并设计出零背景光强标准硅球直径精密测量系统。
The factors of MOS transistor in the saturation region are analyzed, the mismatch models are optimized, and the model parameter extraction is done by least squares curve fitting method.
通过分析MOS管在饱和区失配因素,优化MOS管失配模型,提出用最小二乘曲线拟合法进行相关模型参数提取。
The paper introduced optimized decision-making of system project, analyzed a optimized process of systems parameter, and devised a system software.
文中提出了系统方案的优化决策,分析了系统参数的优化过程,并进行了系统软件开发。
This article introduced basic principle of this technology. Process test optimized process parameter and gave out better precision and efficiency for LGP mass production.
介绍了该技术的基本原理,通过工艺试验优化了相关工艺参数,证明了该技术用于导光板生产具有较高的精度和效率。
The contrast ratio of reflective bistable twisted nematic displays are optimized by means of a parameter space approach.
利用参数空间方法,优化了反射式双稳态扭曲向列相液晶显示的对比度。
The optimized technological parameter is determined so as to meet the demands of market and improve the quality of products.
从而确定优化工艺参数,以适应市场的需求,提高产品的内在质量。
The synchronizability measured by the eigenratio R can be effectively optimized by adjusting the only parameter, the number of active nodes M.
应用特征值比R来衡量网络的同步能力,发现同步能力可以通过改变结构参数——激活节点数M来进行优化。
It is simulated and optimized based on the method of EDA software. The parameter of different devices is calculated with optimum performance and higher yield.
同时采用基于EDA软件的仿真优化方法,对其进行了仿真优化设计,得出其在最优性能及较高的成品率下的各器件参数值。
On the basis of optimized vibratile drilling mono -material test, the optimized value variable parameter is selected for vibratile drilling test of two kinds laminated materials.
在单材料优化振动钻削实验的基础上,进行了两种叠层材料按优化值变参数的振动钻削实验。
On the basis of optimized vibratile drilling mono-material test, the optimized value variable parameter is selected for vibratile drilling tesl of two kinds laminated materials.
在单材料优化振动钻削实验的基础上,进行了两种叠层材料按优化值变参数的振动钻削实验。
We obtained the optimized parameter of reflective liquid crystal display by means of parameter space representation and got the so called MTN cell.
本文应用参数空间法选定单偏振片反射式液晶显示的优化参数,得到所谓MTN盒。
Through analyzing model, find out the system bottlenecks, optimize the scheme by using different combination of parameter, finally get optimized highway freight station model.
对模型进行分析,找出系统瓶颈,并对方案采用多组参数组合优化,最终得到优化了的公路货运站仿真模型。
Under the condition of having no experience formulation, I designed and optimized the parameter of auxiliary network by MATLAB programme.
在没有经验公式参考的条件下,通过编制MATLAB程序完成辅助网络的设计和优化。
Main parameter in process of gel preparation had been optimized and steady gel can be made through the experiment.
通过实验优化了凝胶制备过程的的主要参数(铝离子浓度、反应物配比、反应温度、添加剂),制得了稳定的凝胶。
In this paper, we get the optimized matching parameter through the analysis of the vibration characteristic on the base of dynamical model of the vibrational grind.
本文通过对振动碾动力学模型的振动特性分析得出合理的质量匹配参数的优化。
First, the filter parameter is calculated with low pass prototype, then the parameter of the filter is optimized and simulated with microwave CAD software.
首先根据滤波器的低通原型设计、计算了滤波器的参数,并使用微波cad软件对设计的尺寸进行了优化、仿真。
First, the filter parameter is calculated with low pass prototype, then the parameter of the filter is optimized and simulated with microwave CAD software.
首先根据滤波器的低通原型设计、计算了滤波器的参数,并使用微波cad软件对设计的尺寸进行了优化、仿真。
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