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- ratio of diameters of flange 法兰径比
- By means of the numerical methods, the fitted curves between roots of the frequency equation and the ratios of diameter of the resonator were established. 给出了薄圆环振子频率方程的数值根与其半径比的拟合关系曲线。
- The ratio of diameter of splenic vein and portal vein 脾静脉内径与门静脉内径的比值
- ratio of diameter of labyrinth passage to diameter of particle 迷宫滴头径粒比
- In this paper, for the thin-walled linear strengthened steel box beam, the strength and valid width ratio of flange is investigated under the condition of elastoplastic limit state. 对由线应力性强化材料制造的薄壁钢箱梁在弯曲极限状态下的强度及有效宽比进行了分析。
- The ratio of the circumference to the diameter of a circle. 圆周长度与圆的直径长度的比。
- Only one set of flange studs is needed. 只需要一套法兰柱头螺栓。
- According to the least square method, known unit construction prices of pipelines are fitted with nonlinear function or power polynomials of diameters of pipelines, and calculated results are more improved as against those of former method. 用电算按最小二乘法用非线性函数或管径幂的多项式拟合单位长度管线已知造价;提高了计算结果与已知值的总体符合程度.
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
- The bore and outside diameters of the other bearing washers are in accordance with ISO 104:1994, for thrust bearings of Diameter Series 1. 其它轴承圈的内径和外径是按照ISO 104:1994,适用于直径系列1的推力轴承。
- Men outnumber women here in the ratio of three to one. 此地男子数量以三比一超过女子。
- Any two diameters of a circle intersect each other. 圆周内两直径必相交。
- Aspect Ratio: The ratio of the board thickness to the smallest-hole diameter of the printed circuit board. 板厚和最小孔直径的比值。
- The resolution of a telescope is determined by the ratio of the wavelength of the radiation received to the diameter of the instrument. 一个望远镜的分辨本领取决于它所接收的辐射的波长对这个仪器本身的直径的比值。
- The ratio of the focal length of a lens or lens system to the effective diameter of its aperture. F值物镜或物镜系统的焦距与入射光孔直径之比
- The bigger the ratio of height to diameter of the absorber is, the longer the best time of pressure equalization is. 高径比大的吸附塔对应的最佳均压时间比高径比小的吸附塔对应的最佳均压时间长;
- The diameter of the tree-trunk is about 2 meters. 这树干的直径大约是2米。
- The relationships between the reduction of outer diameter of the containers and the ratio of the ex... 对所给予的总冲击能来说,由容器的材料和几何形状来决定。
- The annual growth of diameter of unit area increased along with the density descending of the polar and brich forests. 山杨林和白桦林单位面积胸径年生长量随经营密度的增加而减少;