local disturbance meaning in English

地方滋扰
局部干扰
局部障碍

The ground plane should extend far enough ahead of and behind the model so that no local disturbances are introduced .
地板的大小应超出模型前后足够远，以免引起局部扰动。
Scientists can then figure out which signals are from local disturbances and which are from gravitational waves by comparing data from interferometers in different parts of the world
科学家们还将比较分布在世界各地的干涉计的检测结果，以判别信号是真地来自引力波还是来自于本地的干扰。