查询词典 aeroplane engine

The machine which was used had an engine developing only sixteen horse-power but the aeroplane reached a speed of 24 miles an hour.

他们所使用的飞机有一台功率只有 15 马力的发动机，但其速度达到 24 英里/时。

"Can you tell me when the first aeroplane propelled by a steam engine was made?"

"你能告诉我第一架用蒸汽机推动的收音机是什么时候制造的吗？"

"Can you tell me when the first aeroplane propelled by a steam engine was made?"

&你能告诉我第一架用蒸汽机推动的收音机是什么时候制造的吗？&

1939 The world′s first jet-propelled aeroplane, with engine designed by Dr Von Ohain, made its first flight, at Marienehe in North Germany.

世界第一架喷气式飞机在德国北部的马里奈赫作第一次飞行。飞机引擎为冯·奥海因博士所设计。

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。