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- circular conical fold 圆锥形褶皱
- By finite element analysis of circular conical shell, the natural frequencies and vibra-tional modes of Yongle Bell have been calculated. 本文通过旋转壳体的有限元方法,计算了永乐大钟的主要固有频率和振型。
- A study was made to determine the dynamic stability of the truncated thin circular conical shell with impulsive cosine load. 本文采用数值方法对圆锥壳在余弦载荷作用下的动力屈曲问题进行了探讨。
- Dual-jet is a new kind of high efficient jet,which is formed by combining round straight jet with circular conical swirling jet. 双射流是由中心直射流和同轴的环形旋转射流形成的一种新型高效射流,用双射流能够克服门限压力与高破岩比能的制约而高效破岩。
- The circular points are really a degenerate conic. 虚圆点实际上是一退化的二次曲线。
- The new restaurant fold up in less than a year. 这家餐厅不到一年就歇业了。
- The circular points are really a degenerate conic . 虚圆点实际上是一退化的二次曲线。
- Score the paper to make it easy to fold. 在纸上先划好印子，以便折叠。
- The show will fold after Friday's performance. 星期五演出后就要停演了。
- We can compute the circular area with radius. 我们能用半径计算出圆的面积。
- Profile measurement of the circular conical curved surface of forged lining board 机车锻造衬板圆锥曲面面轮廓度的检测
- The fastening or opening covered by such a fold. 被纽扣盖盖住的开口覆有此种折叠的拴紧物或钉扣处
- The full moon has a circular form. 满月呈圆形。
- He took out the milk, and fold in an egg. 他取出牛奶,把一只鸡蛋拌进去。
- The paper tore easily along the fold. 按摺痕一撕,很容易纸就撕下来了。
- He returned to the fold at his 80's. 他在八十高龄又恢复原来的宗教信仰。
- Fold your arms and sit up straight! 两臂交叉,坐直!
- I'm not satisfied with his circular explanation. 我不满意他拐弯抹角的解释。
- Fold in the beaten whites of two eggs. 加进两个打散的蛋清後搅匀。
- The full moon has a circular shape. 满月呈圆形。
