double period meaning in English
倍增年限
Examples
- Double period section steel
复合周期断面钢材 - At any time , the user can deselect a resource or a peer by typing a double period
只要输入两个点（ . . ） ，用户就可以随时取消对某个资源或peer的选择。 - The results show that there exists such nonlinear dynamical phenomena as chaos ang quasi - period movement when the rotational speed , mass eccentric and a synthesizing parameter of the system change . from different point of view , the chaotical phenomenen induced by double period bifurcation is found . in this paper , the dynamical model of bearing - elastical rotor with a cross - section of crack is estabilished
结果表明，在这一非稳态油膜力模型下，在转速、无量纲偏心及一包含诸多因素的综合参数的变化过程中，在很大的范围内，系统运动都会出现由不断倍周期分岔导致的混沌现象和概周期运动。 - Applied constant keeper can enable the microorganism to continuously culture in double periods of “ constant flowing method speed ” . ? it has a process as such : according to the multiplying speed that the bacteria cultures in double growing periods , and the speed that it consumes the nutritious material , fresh culturing liquid is continuously added . ? at the same time , the same amount of well - cultured bacteria liquid is continuously drawn out , so that the next two items are kept relatively constant : the added material and the consuming material ; the amount that the bacteria have multiplied and that has been drawn out
应用恒化器，能使微生物以对数期“恒流法速度”连续培养，即根据菌种在对数生长期繁殖的速度和消耗营养物质的速度，不断加入新鲜培养液，同时不断抽出等量培养好的菌液，使加入物与消耗物、细胞繁殖量与细胞物质抽出量，保持相对稳定均恒。