concave的例句大全

The paper analyses the distribution regulation of air cushion field press and press grade in convex curve and concave curve of air cushion belt conveyor and discusses the curve radial R1 and the effect of belt tension on air cushion field major factors.

本文分析了气垫带式输送机在凸凹弧段运行时，气垫场的压力、压力梯度的分布规律，并讨论了凸凹弧段曲率半径R1，胶带张力对气垫场主参数的影响。

FEM Analysis on Warm Extrusion Concave Die of Drilling Bit Shell

凿岩钎头壳体温挤压凹模的有限元分析

The concave bottom mill shoe is used to grind downhole small objects and other unstable fallen objects.

凹底磨鞋可用于磨削井下小件落物以及其它不稳定落物。

Through the experiment verified that the hydrodynamic deep drawing technology quality forming a high-lever concave bottom piece of feasibility and achieving high quality forming parts.

通过实验验证了采用充液拉深工艺一次高质量成形内凹底筒形件的可行性，得到了较高质量的成形零件。

The Finite Element Analysis and Optimum Design of a Moving Central Tray in Railway Vehicle with a Concave Bottom

凹底平车移动心盘有限元分析及其优化设计

The deuterogenous different compact effects can make the lenticle become such with a raised top and a concave bottom which is just like an eyeball.

后期的差异压实作用可使一些河道呈下凹上凸的眼球状反射结构。

The abrasive particles move faster toward the center in the case of larger ultrasonic amplitude or bigger abrasive particles, resulting in concave bottom shape of micro hole.

振幅越大或者磨粒粒径越大，磨粒向中心聚集的速度越快，导致微孔底面出现凹陷状。

On seismic profile cross-cut the channel, it generally presents as a lenticle with flat top and concave bottom and has the character of infilling in reflection.

河道砂岩体在横切河道的地震剖面上一般表现为充填反射状的顶平底凹的单透镜体；

An adhesive dike slot ( 31) is formed around the joint concave bottom, thus preventing the main body and the neck back side from dirtiness caused by excessive adhesive overflow.

粘合剂堤槽（31）形成在接合凹底部的周边，以防止用粘合剂连接时过量粘合剂溢出弄脏主体及琴颈的背面。

Aiming at the limitations that classic Snake cannot converge to concave edge and convergence speed is slowly, a moving target tracking method based on frame-to-frame difference and GVF snake is proposed.

针对Snake不能收敛于凹形边缘和收敛速度慢的缺点，结合帧间差分和梯度矢量流主动轮廓模型（GVF Snake），提出了一种运动目标跟踪方法。

This paper emphases on experimental investigations on springback in typical forming operations such as convex edge flanging, concave edge flanging, "U" shape component forming, and "V" shape component forming.

本文重点开展了凸弧翻边、凹弧翻边、V型件冲压、U型件冲压等典型冲压工序的回弹试验研究。

On the basis of a constructed edge map, instantaneous position information of Snakes was attained with the statistical method, while the information contributes to the solution to problems of difficulty in converging at concave edge and controlling the convergence condition and the problem of the step oneness.

构造图像边界信息图，用统计学方法获得Snakes的即时位置信息，解决传统模型的难于收敛到凹型边界、收敛条件不易控制以及移动步长的单一等问题。

After investigating the concave exit edge of slurry pump impeller, the paper points out the possibility to improve the flow passage wear of slurry pumps in the hydrodynamics point of view.

通过对渣浆泵转轮的凹形叶片出口边的研究，从流体动力学的角度指出了改善渣浆泵过流部件磨损情况的可能性；

Experiments on springback in concave and convex edge flanging are carried out. Method of the mixed-level orthogonal test design is used to select the training sets from experiment data, and a radial basis function ( RBF) neural network model for springback is developed.

对薄板内凹、外凸翻边进行了回弹试验，借助混合水平的正交试验设计方法从试验数据中选择训练样本，建立了回弹的径向基函数神经网络模型。

According to the unevenness of concave welding joint, it studies dynamic performance of high speed trains running on the slab track.

针对焊接凹接头不平顺，研究高速列车通过板式轨道时的动力学性能。

The system movement laws, contact force between rolling element and convex, concave sphere in the joint, friction torque and system actuating torque were obtained.

得到了系统运动规律，接头内滚动体与阴、阳球体间的接触力、摩擦力矩和系统作动力矩。

These mainly behave at that the water flow losses it's instability and generates the transverse gradient that the water surface of concave bank is higher than convex bank, and that the big diamond impact wave even occurs on the water surface.

突出体现在水流失去平衡，产生凹岸高、凸岸低的横比降，而且弯道急流表面还将产生水冠较大的菱形冲击波。

When curved channel flow made curve motion, spiral flow was formed which was just fundamental reason for concave bank erosion and convex bank sedimentation in bend.

弯道水流在做曲线运动时形成螺旋流，而它正是弯道凹岸冲刷和凸岸淤积的根本原因。

This article expounded the effect of the riverbed evolution of Zhenjiang-Yangzhou section of the Changjiang River over the past century on Zhenjiang port which used to be a deepwater harbour with concave bank and has been developed into a completely dredged port with convex bank.

本文阐述了长江镇扬河段近百年来河床演变对镇江港的影响，镇江港由凹岸的深水良港，演变为凸岸的挖入式港池；

Located in hillside memorial space is a combination of concave and convex slope terrain slope, through finishing design platform type of memorial space, plant disposition to continue and emphasizes the landscape axis oriented.

位于山坡的纪念空间主要是结合凹坡和凸坡，通过地形整理设计台地式的纪念空间，植物配置以延续和强调景观轴线为主。