changing the formation meaning in English

变换队形

The local current disturbance after bridge being built in qiantang estuary leads to correspond changes of riverbed near bridge . but there is not any impact on astronomical tide , runoff large - scaled river shape and riverbed after bridge being built . so it does n ' t change the formation of tidal bore at all after bridge being built , but there is some impact on the shape and intensity of tidal bore because of pier resistance
在钱塘江河口建桥将引起局部水流的扰动及近区河床的相应变化，但不会对天文潮、径流及大范围河势、河床产生影响，因而，建桥不会从根本上改变涌潮的产生，但桥墩阻力对涌潮形态和强度是有影响的。