low frequency recovery 中文意思是什麼
low frequency recovery
解釋
低頻復原-
The c / s pattern can be used in the limited - ranged operations which are characterized by high security, high frequency of data processing, heavy transmission of data, good mutual - communication and fixed - places, such as the input and maintenance of graduate information, the management of code table, data backup and recovery. whereas, the b / s pattern can be used in the wide - ranged operations, which are characterized by low security requirement and mutual - communication, and flexible places, such as the release of requirement, the query of graduate information, on - line registration of graduate data and all kinds of query and statistic
在安全性要求高、數據處理頻繁、數據傳輸量大，交互性強、地點固定的小范圍內的業務，如畢業生信息錄入及維護、代碼表管理、數據備份和恢復等模塊採用c s模式實現；而在安全性和交互性要求不高、地點靈活的廣域范圍內的業務，如需求信息發布、生源信息查詢、畢業生詳細資料在線登記和各種查詢、統計等模塊採用b s模式。 -
With the high frequency trend of power electronic technique development, the switching power diodes must be conducted and turn off very fast, that is, the diodes should have short reverse recovery time, low peak reverse current and soft recovery characteristics
電力電子技術高頻化的發展趨勢要求功率開關二極體必須具有快速開通和高速關斷的能力，即具有短的反向恢復時間（ t _ （ rr ） ） ，較小的反向恢復電流（ i _ （ rm ） ）和軟恢復特性。
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