This paper gives some relation of U. S. C. and L. S. C. of set-valued mappings with closed and open property of image.
本文给出了集值映射的上半连续性和下半连续性同图象的闭性和开性间的一些关系。
The relations of S-separation axioms in S-L space that has countable intersection property of seim-open set were obtained.
在具有半开集可数交性质的S-L空间中，讨论了几个S-分离性公理之间的关系。
Up to now, only China Bank and Construction Bank have been granted to open branches in U. s. while others are only allowed to set up representative offices.
目前，中国仅有中国银行和交通银行两家银行获准在美国开设分行，而其它一些银行仅在美国设有代表处，仍未获准设立分行。
Based on the dual function S-rough set and system law generation, disturb recognition criteria of the open-loop control is given.
利用函数单向s -粗集对偶，结合系统规律生成，提出了开环控制系统的扰动识别准则，并给出了开环控制系统扰动识别的结构图和具体实现过程。
Based on the dual function S-rough set and system law generation, disturb recognition criteria of the open-loop control is given.
利用函数单向s -粗集对偶，结合系统规律生成，提出了开环控制系统的扰动识别准则，并给出了开环控制系统扰动识别的结构图和具体实现过程。
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