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...
His career had stagnated.他的事业已经陷入停滞。His mind has stagnated since his retirement.他退休后头脑迟钝了.The balloting had stagnated, he couldn't win.投票工作陷于停顿, 他不能得胜.Conclusion wutengzhentong capsule could improve the blood circul...