【简答题】Muchresearch effort focuses on developing an elegant solution to the mismatchbetween the transmission ____ offered by the WDM optical layer and theprocessing power of routers.A. abilities B. capacitie...
【简答题】Read and judge. 判断下面说法是否正确,正确的写“T”,错误的写“F”。 My name is Sarah. I'm eleven years old. I'm from America. In the morning, I eat hot dogs for breakfast. Then I go to school. I study (学习) very hard. In the ...
【单选题】The non-zero dispersion shifted single-mode fiber, also known as ( ) fiber, is a new type of fiber designed and manufactured to adapt to the WDM transmission system.