dynamic vertical load 动态垂直载荷

Static and Dynamic vertical properties 静态与动态垂直特性

vertical dynamic balancing machine 立式动平衡试验机

vertical dynamic balance method 立式动平衡法

vertical dynamic convergence 垂直动态会聚

Vertical Dynamic Focus 垂直动态聚焦

vertical dynamic focusing 垂直动态聚焦

vertical dynamic 竖向动力

vertical dynamic convergence correction 垂直动态收敛校正