短语词组短语collimation plane 视准面;[光]准直面beam collimation 束良直;光束准直collimation lens 准直透镜;准直镜collimation constant 视准常数Collimation Display 准直显示Vertical collimation 垂准automatic collimation 自动准直Collimation HalfAngle 之半角 返回 collimation