四魔

四魔四魔
  1. 三等正轴测中的四段式魔阶图

    The Drawing of Four-Flight Magical Stair in Isometric Projection

  2. 四端口的魔T器件由于很容易实现等功率同相/反相的功分作用,在微波技术领域中有着广泛的应用。

    As we know , the four port magic-T structure is easy to achieve in-phase / out-of-phase power distribution and plays an important role in the microwave technology .

  3. 我们需要声东击西,赫敏干脆地说,这时离星期四下午的两节魔药课越来越近了,有人打掩护,

    What we need , said Hermione briskly as Thursday afternoon 's double Potions lesson loomed nearer , is a diversion .