查询词典 screenable

This paper obtains some equivalent characterizations of perfect strong screenable spaces under the condition 1 normal By using the one of them an equivalent proposition on the countable product is proved .

在正规T1的条件下得到了完全强可遮空间的一些等价刻画，并且利用获得的刻画证明了这类空间的一个可数乘积定理。

This paper obtains some equivalent characterizations of perfect strong screenable spaces under the condition T 1 normal By using the one of them an equivalent proposition on the countable product is proved .

在正规T1的条件下得到了完全强可遮空间的一些等价刻画，并且利用获得的刻画证明了这类空间的一个可数乘积定理。

The plasmid pDM803, carrying the bar gene, conferring resistance to the herbicide, and the screenable uidA gene, was transferred into wheat by particle bombardment.

在此基础上，将含有bar基因和GUS报告基因的质粒pDM803用基因枪法转化小麦，获得可育的转基因小麦植株，从而建立了适于中国春性小麦基因型的基因枪转化体系。

The screenable marker aided and facilated the rapid segregation of individual transformation events, drastically reduced the quantity of tissue to be handled.

分别获得转化幼胚、幼苗和转化愈伤组织。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。