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pro vyhledávání: '"李沐恩"'
107
Microstructures on surfaces of workpiece can provide additional functions. In recent years ultraprecision machining has been employed to manufacture accurate optical component with 3D structure for imaging and non-imaging applications. Axisy
Microstructures on surfaces of workpiece can provide additional functions. In recent years ultraprecision machining has been employed to manufacture accurate optical component with 3D structure for imaging and non-imaging applications. Axisy
Externí odkaz:
http://ndltd.ncl.edu.tw/handle/974j8s
91
This thesis proposes a single-stage high-power-factor electronic ballast with series-resonant inverter for rapid-start fluorescent lamps with zero glow current during preheating period. A buck-boost converter is integrated into the ballast as
This thesis proposes a single-stage high-power-factor electronic ballast with series-resonant inverter for rapid-start fluorescent lamps with zero glow current during preheating period. A buck-boost converter is integrated into the ballast as
Externí odkaz:
http://ndltd.ncl.edu.tw/handle/24626320637064567056