Manufacturers of PON transceivers have, therefore, employed conventional optical assembly techniques.

因此，那些PON收发器厂商依然选择使用传统的光学装配技术。

youdao

Manufacturers of PON transceivers have, therefore, employed conventional optical assembly techniques.

因此，那些PON收发器厂商依然选择使用传统的光学装配技术。

youdao