With the topological degree , the fixed theorems for upper semicontinuous set - valued 1 - set - contractive mapping is studied.

研究了上半连续集值 1- 集压缩映射的不动点定理.

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This paper introduces a patented new systems and technology semicontinuous unloading of bulk materials from ships.

介绍一种新型半连续式大宗散料卸船机及其卸料工艺的专利技术.

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A kind of fluorine - containing latex was prepared by means of semicontinuous emulsion polymerization at ambient temperature.

为提高聚丙烯酸酯乳液的性能,采用共混和原位乳液聚合两种方法制备了氟乳液改性的聚丙烯酸酯乳液.

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