the beauty of form

Using B ∪,we abtained a necessary and sufficient conditions of metrization for strong dual space X .

在一般局部凸空间 X中 ,通过 X中的有界集 B,我们构造了新的有界集 B∪以及由 B∪ 组成的有界集族 B∪ ,利用 B∪ 中有界集的良好性质 ,得到了 X的强对偶空间 X* 可距离化的一个充要条件 。

М) and obtain a metrizable condition for strong dual space X  .

盖尔芳特在《广义函数》( )中给出的几个结论 ;并给出了 X*可赋范的一个充要条件和 X*不可距离化的一个充分条件 。

Effect of Distance between Clamp and Cutting Notch on Plywood Bond Strength Testing;

夹具与槽口距离对胶合板强度测定结果的影响

Measurement of the distance between uretero and uterine neck in the condition of enlargement of uterine neck;

子宫颈增大状态下输尿管与子宫颈间距离的测量

Study on the Correlation of Distance and Angle with the Image of Laryngostroboscope;

测量距离和角度与喉动态镜图像关系的实验研究

Joint frequency、direction of arrival and range estimation for near-field sources;

近场源频率、波达方向和距离的联合估计方法

The speed of moving-target was measured based on the principle of PD frequency shift,and the range of moving-target on the pulse-echo principle.

利用多普勒频移原理实现了运动目标速度测量,利用脉冲回波测距原理实现运动目标距离测量。

For the accuracy of range information is higher than that of azimuth information received by networking radar system,three-dimension target location based on range only is proposed by using the linear least square iteration algorithm.

在雷达组网背景下,针对雷达测量距离精度较高,测量方位精度较低的特点,利用组网雷达的距离信息,采用线性最小二乘迭代算法对目标三维定位进行了分析,并就迭代初始值给出了一种解决方法,不仅可以避免迭代结果的发散,而且可以提高线性最小二乘迭代算法的收敛速度。