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- convex and concave crepe 凹凸绉
- Convex and concave for gripping must be distributed reciprocally in this range. 在此范围内，用于夹持的凹凸处必须一一对应分布。
- Also introduced the measure of prevent the convex and concave die cracking in course of pressing. 优化了模具结构,同时也介绍了在冲压过程中凸、凹模易开裂采取的措施和方法。
- So applying model forging technology， designing convex and concave models， two pieces of upper head forging were manufactured and examined qualified. 据此，采用胎模锻工艺，并设计专用凸模和凹模，生产了两件上封头体锻件，均一次检验合格。
- In this paper we consider the existence of positive solutions and multiple solutions (possible not positive) of the semilinear elliptic equation with convex and concave nonlinearities, and critical Sobolev exponent. 本文考虑具有凹凸非线性和临界Sobolev指数的半线性椭圆方程的正解和多重解(可能非正)的存在性。
- Result:No significant difference was found in proliferation index,apoptosis index and PCNA/PARP ratio of chondrocytes and histological grades of cartilage in the inferior facet processes between convex and concave side in AIS(P>0.05). 采用PCNA/PARP比值及组织学分级作为软骨内成骨活跃程度的指标;并对其进行比较。 结果:AIS患者上、下端椎和顶椎凸、凹侧下关节突软骨组织学分级、软骨细胞的增殖指数(PCNA)、凋亡指数(PARP)和PCNA/PARP比值的比较均没有统计学差异(P>0.;05)。
- In addition, the paper put forward a proposal concerning how to select the cutter head radius for machining the convex and concave tooth flanks fo CATT gear in order to improve their contact condition. 同时;本文还从改善齿面接触情况出发;提出关于选择凸凹齿面刀盘半径的若干考虑.
- The die of flexible deforming parts is introduced, the technology improvement is completed to convex and concave die of main die parts in order to guarantee the reasonable small gap. 介绍了易变形零件的模具,为了保证合理的间隙,对主要模具零件的凸凹模进行工艺改进。
- convex and concave milling cutter 凸凹铣刀
- Convex on one side and concave on the other. 凸凹的一面凸一面凹的
- Convex and concave vertical curves 凸、凹形竖曲线
- loading at both convex and concave tooth 凸、凹齿同时加载
- clamp each with convex and concave blade gastro-intestinal twin 带凹凸刃口的胃肠双钳
- Convex and concave milling cutters--Part 1: The types and dimensions for concave milling cutters 凸凹半圆铣刀第1部分:凹半圆铣刀的型式和尺寸
- see bottle caps on, counterfeits theftproof sealing process quality is poor, not enough, even the convex and concave. 看酒瓶上的防盗关，假酒防盗工艺质量不对，不吐口不敷裂缝平滑，甚至有裂缝陈迹。
- Causes and Harms of the Axial Convex and Concave Stripes Appearing on the Working Planes of the Rolling Bearing Parts on Passenger Cars 客车滚动轴承零件工作面出现轴向凹凸状条纹的原因及危害
- The cloven hooves are sharp edged, elastic and concave. 蹄锋利，呈凹形，富有弹性。
- This paper presents a hidden lines removing algorithm for intersecting objects composed of basic convexes and concaves. 本文针对由凸体或凹体所形成的相贯形体提出了一种消隐法。
- Of, relating to, or being a surface characterized by smooth, shell - like convexities and concavities, as on fractured obsidian. 贝壳状的（属于）表面光滑且呈贝壳状凸凹特点的、或与之有关的，如黑曜石碎块
- Of,relating to,or being a surface characterized by smooth,shell - like convexities and concavities,as on fractured obsidian. 贝壳状的(属于)表面光滑且呈贝壳状凸凹特点的、或与之有关的，如黑曜石碎块
