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- 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。
- flotation ratio 漂浮率
- 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。
- The first or last term of a ratio or a series. 首项,末项比率或数列中第一个或最后一个项
- Flotation is used for Florida and Kola rock. 浮选操作法用于佛罗里达磷矿和科拉磷矿。
- Flotation Reagents Factory of Baiyin Non. 白银有色金属公司选矿药剂厂。
- Conveyor belt. Flotation machine impeller. Decking. 输送带.;浮选机叶轮
- PFD - Personal Flotation Device;a life preserver. Position Finding Device,位置测定位,测位仪[器];
- After-tax profit margin is the ratio of net income to net sales. 税後利润率指净收入与净销售之比。
- The ratio of men to women was two to one. 男女的比例是二比一。
- The interval between any two frequencies having a ratio of2 to1. 倍频程频率比率为2比1的两个频率的间隔
- The strike is the ultima ratio of Trade Unionism. 罢工是工联主义的最后手段。
- An air-filled sac or structure that aids in the flotation of an aquatic organism. 气囊水生动植物器官中用来帮助飘浮用的充满气体的囊或结构
- The cross ratio he called anharmonic ratio. 他把交比叫作非调和比。
- The ratio between the two sides is one to four. 双方人数对比是一对四。
- Application of Micro-Bubble Flotation Column in Chaili C.P.P. 微泡浮选柱在柴里选煤厂的应用。
- In case of a water landing, you may be used as a flotation device. 由于要在水上降落,你可能要被。
- Subsistence only increases in an arithmetic ratio. 生活资料只能按算术级数增长。
- The flotation properties of new collector BK-330 are investigated. 研究了新捕收剂BK-330的选矿性能,依据其选矿性能研究了与其相适应的选矿工艺流程结构;