当极点确定时，观测器对绳长变化比吊重变化敏感。

Observer is more sensitive to the change of rope length than the change of load mass when the poles are determined.

youdao

当极点确定时，观测器对绳长变化比吊重变化敏感。

Observer is more sensitive to the change of rope length than the change of load mass when the poles are determined.

youdao