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凹模，凹模
1、concave shape───[医]凹形
2、concave function───[数]凹函数
3、concave mirror───n.凹透镜; 凹镜
4、die die───模具
5、concave polygon───n.[数]凹多边形；n.凹多边形
6、concave upward───凹向上的；凹向上；[医]凹面向上
7、concave───adj.凹的，凹面的；n.凹面；v.使变凹形
8、concavo-concave───adj.两面凹的
9、die die die───死吧，死吧
1、and taking the concave die core out of the ceramic product after transforming from ice into water.───当原来的冰凹陷模芯变成水后从陶瓷制品中取出。
2、By numerical simulation of a six-tooth rectangle spline, the optimized half-angle of the concave die can be got.───结合六齿矩形花键轴实际成形情况进行模拟计算，获得了入模半锥角的较佳取值范围。
3、According to the characteristics of the part, proposed piercing process with concave die. Introduced die structure and working process.───根据该零件特点，提出了采用有凹模冲孔加工，并介绍了模具结构及工作过程。
4、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。
5、The position occupied by the concave die core originally becomes concave shape when changing into vacant ceramic product.───原来由凹陷模芯所占据的位置变成空位陶瓷器就成了凹陷形状。
6、Study on Material Determination of Silicon Steel Sheet Cool Punching Concave Die and Compound Intensifying Processing───硅钢片冷冲凹模的选材与复合强化处理研究
7、numerical simulation of a six-tooth rectangle spline, the optimized half-angle of the concave die can be got.───矩形花键轴实际成形情况进行模拟计算，获得了入模半锥角的较佳取值范围。
8、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。
9、Also introduced the measure of prevent the convex and concave die cracking in course of pressing.───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。
1、There are a float mould core and a float concave die in the die, forging forming within a closed ring cavity formed by two dies.
2、The results show that increasing raised altitude of concave die can enhance self-locking performance of riveted joint in...
3、The influence of raised altitude of concave die and rivet material on riveted joint performance was analyzed by means of riveted joint section shape and displacement-load curve.
4、Through theoretical analysis, probability revisal and experimental test, the limit drawing ratio of a tapered cup drawn by cylinder convex punch and tapered concave die is determined in tis paper.
5、By numerical simulation of a six-tooth rectangle spline, the optimized half-angle of the concave die can be got.
6、The position occupied by the concave die core originally becomes concave shape when changing into vacant ceramic product.
7、The forming process of a warm extrusion concave die about the drilling bit shell was simulated numerically with contact analysis modules in ANSYS.
8、The effect of influencing the plastic instability is reduction of area, concave die half angle, lubricates and frictional factor etc. And it submits the reasonable range by the calculation graph.