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Meet the category 6A transmission standards, in line with the T568A and T568B line sequence, realize the vertical trunk and horizontal wiring two subsystems cross-connection hub, suitable for wiring between equipment and work area or equipment connection. It has a compact shape and is clearly ...
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removal efficiency differed considerably across the three pH treatments at 50 and 70 cm, with the best removal efficiency occurring at pH=4. In the vertical variation,ρ(NO3--N) in the sediment was relatively lower at 10, 20 and 30 cm...
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