第四部分档案职业的发展趋势。
The fourth part of archival profession development tendency.
除按功率分档外，所有组件还进行电流分档， 以提高系统的整体性能。
The whole system performance is improved by classifying power and even current .
除按功率分档外，所有组件还进行电流分档， 以提高系统的整体性能。
The whole system performance is improved by classifying power and even current .
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