百姓彩票
<tr id='RTyOMs'><strong id='RTyOMs'></strong><small id='RTyOMs'></small><button id='RTyOMs'></button><li id='RTyOMs'><noscript id='RTyOMs'><big id='RTyOMs'></big><dt id='RTyOMs'></dt></noscript></li></tr><ol id='RTyOMs'><option id='RTyOMs'><table id='RTyOMs'><blockquote id='RTyOMs'><tbody id='RTyOMs'></tbody></blockquote></table></option></ol><u id='RTyOMs'></u><kbd id='RTyOMs'><kbd id='RTyOMs'></kbd></kbd>
技术参数 ◆ 带速（Tape Speed）: 23.75cm/sec ◆ 带速误差(Tape Speed Error): ≤0.5% ◆ 抖晃率(Wow and Flutter): ≤0.18% ◆ 频响（Frequency Response）:40Hz-10KHz ◆ 失真度(Distortion): ≤2.5% ◆ 信噪比(S/N): ≥45dB ◆ 电源（Power）:AC220V 50Hz
