双翼

The system, which involves the development of new modular carbon-fibre wings, will mean that aircraft can drop parachutists from 30,000 feet (9,150 metres) into an area of operations without flying into a danger zone.

该系统采用一对新开发的碳纤维材质双翼，这就意味着载机可以在三万英尺的高空投放伞兵，无需再冒险进入敌人火力范围。

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。