The source is made of semiconductor laser, collimating and coupling system, narrow pulse driving circuit.光源包括半导体激光器 、 准直耦合元件和窄脉冲发射驱动电路.Using video - cam directly collimating on computer screen, it is convenient to operat...
We met Jeanne only yesterday, as it happens.我们只是在昨天才与珍妮碰巧相遇.This Pasadena homemaker's name is Jeanne Bell.这家女主人的名字是吉妮·贝尔."I don't believe you!" Jeanne said bluntly.“我不相信你！”珍妮毫不客气地说。Things worked out well for Je...