释义 |
scrsCOCA²²⁷³⁹³ 基本例句 =Short Clinical Rating Scale 短期临床等级标准 The triggering voltages of four types of dual direction SCRs DDSCRare compared and analyzed. 比较和分析了四种双向SCR器件的触发电压。 dictall AC control is a normal application for triacs and SCRs because the turnoff time is decreased when the device is switched off during a zero- crossing. 由于器件在过零时被关断会降低关断时间,所以双向晶闸管和 SCR通常用于交流控制。 i9i6 |