MKS-Unit-Of-Measure is the collection of all the measurement functions whose results use the MKS (i.e., meter-kilogram-second) system of measure to describe physical quantities.
(MKS-Unit-Of-Measure; is; the collection of all the measurement functions) (all the measurement functions; use; the MKS)
MKS-Unit-Of-Measure all the measurement functions
is use
the collection of all the measurement functions
the MKS