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二次电源
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二次电源
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二次电源
释
secondary electrical power supply
二次电源
飞机电力系统中，将主电源的电能转换为另一种或多种形式的电能，以满足机载用电设备对电能形式的不同需求，且电能质量得以进一步提高的装置。
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On the seventh Day
On the Seventh Rank of Nobility
On the Significance of Militant Materialism
On the Soul
on-the-spot coverage
On-the-spot interview
On-the-spot policing superintendence
On the Stone Gate Towers
On the Street in Vientiane
On the Style of Rhythmical Prose
On the Sungari River
On the Systems of the Six Dynasties
On the Teacher Education
On the Traditional Chinese Literary and Poetry
On the Tragedy of Wucheng
On the Trinity
On the Waterfront
On The Way Delivery
On the Way to Language
On the Witness Stand
On Three Theories: On Poetry
On Tiger
onto
ontogenesis
ontogenetic development
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