单词	defossion
释义	defossion 🌏放肆
随便看	sigma complete filter sigma complete lattice sigma-complete lattice a sigma complete lower semilattice sigmacompleteness sigma complete semilattice sigma complex sigma concept sigma coordinate system Sigmacort sigma cycle sigma delta chi sigma-delta converter sigma-delta converters sigma delta converters and filters sigma-delta modulation sigma-delta modulator sigma-delta oversampling sigma-delta quantized tap coefficients sigma-discrete family sigma discrete family of subsets sigmadragma Sigmadyn sigma effect sigma electron