"fast current" is correct and usable in written English.
It is typically used to describe a river or other body of water that has a strong or rapidly-moving current. For example: "I was amazed to see how fast the current was flowing in the river."
I crouched low and dug deep in the fast current past Randalls Island.
The first one we put too low, and he was later dug up by a fast current and carried away".
Cast along the banks in deep pools and work the fast current at the bottom and top.
Battery usefulness is limited not only by capacity but also by how fast current can be drawn from it.
We also examined spontaneous fast current transients (CTs) recorded from these pyramidal neurons under cell-attached configuration.
Each DG region is driven locally by a droop-based outer-loop slow control scheme in cascaded-mode with inner-loop fast current controllers.
Miron, I. M. et al. Fast current-induced domain-wall motion controlled by the Rashba effect.
Paper: "Current-Induced Skyrmion Generation through Morphological Thermal Transitions in Chiral Ferromagnetic Heterostructures" Paper: "Fast current-driven domain walls and smalll skyrmions in a compensated ferrimagnet" Paper: "Twisted domain walls and skyrmions in perpendicularly magnetized multilayers".
Fly-fishing in a river can mean cumbersome gear, icy water and fast currents.
Captain Martin Malloy cited high water levels and fast currents in the river, which is a vital transportation hub for barges that carry agricultural products and other goods.
CHALLENGES: Getting the equipment in place before winds and currents spread the oil, especially in places where there are fast currents and the booms are ineffective.
