The phrase "an additional system for" is correct and usable in written English.
It can be used when referring to a supplementary system that serves a specific purpose or function.
Example: "The company is implementing an additional system for tracking employee performance."
Alternatives: "a supplementary system for" or "an extra system for".
Application of whole cells of microorganisms is more convenient method for stereoselective reduction comparing to isolated enzymes due to lack of necessity for using additional system for cofactors regeneration.
"The Chinese don't see the need for a lot of additional systems for export to Pakistan," he said.
However, there is a need for additional systems for the control of gene expression in mammalian cells as evidenced by several recent reports of new systems [ 20- 23].
In addition, the thermosphere model required for baseline neutral densities and temperatures was upgraded from MSIS-86 to the newer NRLMSIS-00 model and Corrected Geomagnetic coordinates (CGM) were included in IRI as an additional coordinate system for a better representation of auroral and polar latitudes.
14. Lounge: This fully loaded industrial hangout comes with a TV, surround-sound speakers and an additional speaker system for when it's time to jam.
This suggests the cercal organ of insects suffering from bat predation as an additional sensory system for bat detection.
With the Web queries, we get an additional surveillance system for the time of the year when few norovirus tests are conducted.
An additional mechanical system for strain amplification has been designed in order to increase sensitivity, by a factor of 4, in the strain measurement with the FBG sensor.
An additional sentinel system for STI surveillance was established in 2002; but results are highly biased [ 1].
We include Blackboard and the traditional paper medium as additional system types for comparison purposes.
