| 1. | Allowable value of drift angle of earthquake resistant structure 抗震结构层间位移角限值 |
| 2. | The influence of drift angle on satellite photography of three line array camera 偏流角对星载三线阵相机摄影的影响 |
| 3. | One drift angle control method in tdiccd tansfer space camera is emphasized 着重介绍和分析了使用tdiccd的传输型空间相机的偏流角控制的方法。 |
| 4. | The model aims at minimizing the sum of braces stiffness at given story drift angle limitation 它的特点是在相同的层间位移角限值下,所求得的框架各层耗能支撑刚度之和最小。 |
| 5. | Drift angle position closed loop control system is achieved with 80c31 as controller , step motor as transact organ and absoluteness coder as measure organ . a large number of dada are obtained in all kinds space circumstance experiments 设计和实现了以80c31作为偏流角控制器,以步进电机为执行元件,以绝对式编码器作为偏流角测量元件的偏流角位置闭环控制系统。 |
| 6. | On the base of codes in 1989 , a series of seismic measures are improved in new codes , such as limit of inner - storey drift angle , minimum reinforced rate , column - beam moment magnification coefficient and moment magnification factor at the column base , etc 在89规范的基础上,本次规范修订进一步提高了包括层间位移角限值、最小配筋率、柱一梁级差系数等等在内的一系列抗震设计措施。 |
| 7. | The appropriate maximum stories and the appropriate maximum height of buildings are determined by using the various of control index , such as period , shear - compression ratio , allowable value of drift angle etc when earthquake fortification intensity is 8 degree 用各项控制指标,如周期、剪压比、轴压比、层间位移角等进行对比分析,给出在8度区该结构的最大可建造层数和最大适用高度。 |
| 8. | Different kind space cameras use different image motion compensation methods and drift angle controls respectively . applications of drift angle control in mechanical image motion compensation and electronic image motion compensation are introduced and analyzed in this paper 不同类型的空间相机有不同的像移补偿方法,也就有不同的偏流角控制方法,本文对机械像移补偿法、电子学补偿方法等像移补偿方法中的偏流角控制及作用进行分析。 |
| 9. | Image motion compensation ( imc ) is the key technology of high - resolution space camera . image motion speed is seperated into two vectors in image coordinate for the existence of the drift angle : the forward direction image motion speed and the crosswise image motion speed . in fact , drift angle control eliminates the crosswise image motion speed , so it is a part of image motion compensation 在空间照相,由于偏流角的存在,使得像移速度在像面坐标系存在两个分量:前向像移速度和横向像移速度,偏流角控制本质上是消除横向像移速度,因此,偏流角控制是空间相机像移补偿的一部分。 |
| 10. | Based on the past results , seismic behavior of r . c . frame structure with special - shaped column is studied , according to the members to the structure in sequence in this paper . the main contents are as follows aspects : first of all , aiming at the characteristics of special - shaped column , various control parameters including allowable value of drift angle , axial load ratio etc , are studied 本文在前人研究成果的基础之上,就钢筋混凝土异形柱框架结构的抗震性能,按照从构件到结构的顺序展开研究,主要内容如下:第一,针对异形柱的特点,对影响结构抗震性能的主要参数,如层间位移角、轴压比等进行研究。 |