"both are complementary" is a correct sentence in written English.
You can use it to emphasize the agreement between two related concepts, things, people, or ideas. For example: The colors blue and yellow both are complementary, so they look great together.
Although both are complementary technologies, the integration of the two technologies is a non-trivial task due to architectural conflicts between multicasting and DiffServ.
First, they point out a number of similarities between philosophy and science: both are approaches to "chaos" that attempt to bring order to it, both are creative modes of thought, and both are complementary to each other, as well as to a third mode of creative thought, art.
They both are complementary and indispensable for a complete description of the large-scale structure of percolated networks.
Although the studies applied different tasks and approach, and therefore investigated different neural networks, we contend that both are complementary in that they strengthen the idea that skilled readers differ by relying on different reading styles which in turn reflect activation of different neural networks.
Hence, both are complementary.
In fact, both are complementary, provided enough replicates are conducted.
In our view however, both methods are complementary and we therefore advocate a joint use both in case of assessing the optimal set of barcodes and in case of actual species assignment tests by barcoding.
They usually exploit distinct black-market niches and concentrate on areas different from those of the drug gangs, so we could say that both ventures are complementary.
It is shown that both missions are complementary and sufficient to qualify all the critical systems of the Mars mission.
Furthermore, both factors are complementary: consortia members are more willing to accept a project leader's coordination under stricter government monitoring.
