查询词典 good aerial control

In recent years, SAW devices have been extensively applied in present wireless communication field, optical fiber communication network, aerial traffic control, electronic warfare, nondestructive examination, sonar, and television technique for their merits of minitype, high reliability, good consistency, multifunction, flexibility of design and so on.

由于声表面波器件具有小型、可靠性高、一致性好、多功能以及设计灵活等优点，所以它在现代无线通讯领域、光纤通讯网络、空中交通管制、电子战、无损检测、声纳以及电视技术中得到了广泛的应用。

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。