Air Force-funded researchers at HRL Laboratories in Malibu, Calif., are working on holographic impedance surfaces for antennas that will give aircraft improved aerodynamics.

受到美国空军资助的加州马里布hrl实验室的研究人员正在致力于天线的全息阻抗表面研究，以此为飞机提供更好的空气动力性能。

youdao

We also set up an impedance model of the environment during the contact, and propose the calculating method of virtual contact force.

建立了环境在稳定接触过程中的阻抗模型，提出了虚拟力的计算方法。

youdao

There are two major approaches for robot force control: first, impedance control, and second, hybrid control.

机器人力控制主要有两种方法，一种是阻抗控制，另一种是混合控制。

youdao