It is expensive to use wavelength convertor, which causes a long delay. So it is better to minimize the number of wavelengths conversion.

由于波长转换器的成本较高，且使用过多的波长转换器会增加传输时延，在进行波长路由分配时应尽可能减少波长转换的次数。

youdao

It is expensive to use wavelength convertor, which causes a long delay. So it is better to minimize the number of wavelengths conversion.

由于波长转换器的成本较高，且使用过多的波长转换器会增加传输时延，在进行波长路由分配时应尽可能减少波长转换的次数。

youdao