negative adjustment是什么意思

用法例句

Design of electrical polarization-adjustment device is difficult because of the medium and large antenna size and weight.

在卫星通信天线设计中,需要对极化角进行调整,中大型天线由于馈源网络庞大的结构尺寸和重量,给电动极化调整的结构设计带来了困难。