查询词典 concentrate one's attention

So, should proceed with the simple one first and look for a good teaching material or a story-book (new word amount does not exceed 30%) to concentrate one's attention on and study carefully, know and carry feeling silently, there is sense of reaping, taste the good benefits, and then confidence is ampler.

因此，先要从简单的入手，找一本好教材或一本故事书（生词量不超过30%）悉心研读，默识揣摸，就会有收获感，尝到甜头，进而信心更足。

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。