全铝结构天线与钢背架结构天线相比，具有天线转动惯量小、耐腐蚀能力强等优点，适合在恶劣条件下使用。

Compared with the steel backup structure, the aluminum structure has advantages of strong corrosion resistance capability and small inertia, is suitable for bad conditions.

youdao

之后，它由一架飞机“背”回佛罗里达。

Then it rides piggyback on an airplane to Florida.

youdao

之后，它由一架飞机“背”回佛罗里达。

Then it rides piggyback on an airplane to Florida.

youdao