查询词典 numerical calculation

Model CHK-Z6160 automatic change tool numerical control lathe is one of numerical control lathe specially designed for making the shaping dies in glass forming.

CHK—Z6160型自动换刀数控车床是为加工玻璃模具而设计的专用数控车床，本文重点介绍了该机床的功能，各部分的结构特点及在生产中使用的效果。

In recent years, as numerical control technique has been applied, the newly electrical screw press with numerical control has emerged.

其中电动螺旋压力机采用电动机直接驱动的传动方式，代替以往广泛采用的液压伺服和机械传动方式，具有传动链短、易于维护等优点。

The tracer migration that the tracer concentration continuously injecting into semi-infinite sand column(initialization velocity is zero) and the pollutant continuously enter into aquifer through a discharging well that completely enter into the dive aquifer are two representative groundwater pollution problems ,Then this paper respectively sets above two decided solution problems and the union simulation problem of groundwater and solute as examples, from the question description, the mathematical model selection and determination, the parameters selecting to carry on the value computation, the read-write of attribute data , visualizes by the IDL programs, carries on the numerical simulation and the visualization post-processing to the above groundwater pollution problems, and according to the numerical solution and the solute migration curves, briefly analyzes and predicts the temporal and spatial distribution features and distribution range of contaminant concentration.

然后分别以半无限长沙柱中连续注入示踪剂浓度的运移、污染物通过一完全进入潜水层的排放井连续进入含水层这两个典型地下水污染定解问题及地下水流和水质联合模拟问题为例，从问题描述、数学模型选取确定、参数选取到运用IDL编程进行数值计算、属性数据读写、可视化，对上述地下水污染问题进行数值模拟和可视化的后处理，并根据数值模拟的数值结果和溶质运移曲线，对污染物浓度的分布范围及随时空变化趋势作了简要分析预测。

For the four types of possible motions of caisson breakwaters, a dynamic analysis model of caisson breakwaters under breaking wave impact is founded and a numerical method is presented, which can be used to simulate the motions of caisson breakwaters. A small scale model test is designed, which can be used to examine the dynamic analysis model and numerical method.

本文对近破波作用下防波堤的动力响应进行了研究，针对防波堤的四种运动情况，建立了沉箱式防波堤的动力分析模型和数值模拟方法，并设计了一个模型实验，通过实验对所提出的理论模型和数值模拟方法进行了检验。

The numerical solution of carbon diffusion was solved and the finite difference method was used, the inner boundary conditions of the meshes were treated using diffusional flux and carbon's activity, and adaptive software was assembled. The system of identification indicated that the numerical results were accordant to the expermental results.

用有限差分法寻求异种接头碳扩散的数值解，利用扩散通量和扩散驱动力活度的知识处理了网格的内边界，编制了相应的软件，辨识结果表明用有限差分法进行异种接头界面碳扩散迁移的定量计算和状态辨识与试验结果的分布趋势是一致的。

The comparison of the computational results of real gas model with that of perfect gas model shows that it is very important to apply the real gas model in the numerical simulations, and also the real gas model presented shows itself more profitable and applicable in numerical applications.

对单列叶栅和透平级内复杂三维凝结流动的数值计算方法进行了研究，结合欧拉/欧拉型自发凝结数值模型，以FLUENT软件N-S求解器为平台，建立了适合工程实际应用和复杂条件下非平衡凝结流动的数值计算系统。

It firstly did numerical simulation towards pulsed liquid jet pump's throat pipe when it was working on different area ratio, different length of throat pipe, different working situation. Then it analyzed and proposed the optimization length of throat pipe on pulsed liquid jet pump; In chapter 5, it did experimental study on the fundamental performance of steady and pulsed liquid jet pump, then compared the experiment result with numerical simulation result, this approximately agreed with each other.

首次对脉冲液体射流泵在不同面积比、不同喉管长、不同工况下的喉管内部流场进行了数值模拟，分析提出了脉冲液体射流泵的最优喉管长度范围；第五章对恒定、脉冲液体射流泵的基本性能进行了试验研究，对比试验结果和数值模拟结果，二者吻合较好。

The experimental results are basically identical with that of numerical solutions, which confirms that the numerical model for the helical gear EHL problem is reasonable and reliable.

这也说明本文所建立的斜齿轮弹流润滑数值分析模型的合理性。

In recent years, numerical simulation technology has been widely used to analyze problems of wrinkle, fracture, et al. during the forming of sheet metals, which lays foundations for obtaining FLD via numerical simulation.

近年来板材成形中开始广泛使用数值模拟技术来分析板材成形中的起皱、破裂等问题，为数值模拟获得成形极限图奠定了基础。

Therefore, the essence of the numerical modeling of geology structural deformation is to adopt the wellestablished numerical methods of multidisciplinary acknowledge including mathematics, physics and mechanics to solve the relevant geological problems scientifically.

因而，地质构造变形数值模拟是采用数学物理方法对相关地质学问题的科学描述，并采用理论分析和数值模拟实验方法，对所描述的相关地质学过程进行定量化求解。

Putt your way through 36 fun-filled holes of minigolf on 3D designed courses with elevated greens, bunkers, bridges and water hazards, among other crazy obstacles.

您的推杆方式，通过36个有趣的填孔迷你的三维设计的课程，以提升绿党，掩体，桥梁和水的危害，除其他疯狂的障碍。

Some participles can be used either as attributes or as predicatives.

有些分词既可当定语用，也可当表语用。