凹的例句大全

One-fourth convex arc milling cutter one-fourth concave arc milling cutter

四分之一凸圆弧铣刀四分之一凹圆弧铣刀

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This paper analyzes the cause of producing small concave around weld seam according to practice of welding long rail in Guangzhou Metro Line 2, and presents the preventable measure to overcome.

本文结合广州地铁二号线接触焊焊接长钢轨实践，分析了焊缝热影响区产生轨面小凹痕的原因，提出克服此类缺陷的预防措施，可供类似工程借鉴。

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Diffraction of Concave Grating Treated by Matrix Method

用矩阵方法处理凹面光栅的衍射

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Design of the concave grating based demultiplexer with a flattened spectral response

凹面光栅型解复用器的通带平坦化设计

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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。

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It researched on a practical project based on the design theory educed before, ascertained the radius of convex curve with alterable angles and concave curve with alterable angles, finished the design of disposal structure.

根据所研究出的设计理论，进行一项工程实例的设计研究，确定该实例的凹变坡和凸变坡转弯半径，完成转弯段布置结构设计。

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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

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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。

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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。

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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

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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。

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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。

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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；

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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。

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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。

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Farmers financing demand shows the "U" shape and the inverted "U" shape, which is"" concavo convex phenomenon.

农户融资需求的U字型和倒U型，即凸凹现象。

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Longjing Movement is transpressional, and the transpressional structures in Xihu sag are characterized by staggered second-order structure belts, en echelon anticlines and conjugate faults.

龙井运动具压扭特点，西湖凹陷压扭构造特征表现为二级构造带错开排列、背斜构造雁行排列和断层共轭排列。

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Meanwhile, with the aid of the minimum energy principle, the optimum height of contoured die ( H0pt), which is an essential variable for ironing with contoured die of equal strain rate, has been calculated.

同时，结合最小能量原理，优化了重要工艺参数&凹模型线高度（H（opt））值。

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Microscopic culture of Y. pestis with concavity slide and the significance of generating filament and spheroplast

鼠疫菌凹孔玻片显微培养及线状体与球状体形成的意义

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Its measuring curvature radius is within the range of 1~ 25m. The whole testing system is very compact and will not be limited by concavo convex spherical surfaces.

其可测量的曲率半径从1～25m，具有很宽的测量范围，而整个测试体系结构却非常紧凑，不受凹、凸球面限制。

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