The phrase "firstly performed" is correct and usable in written English.
It can be used to refer to something that happened or was done first compared to other things. For example: "The ritual was firstly performed by the shaman to summon rain for the crops."
A parametric study on the absorbing layer performance has been firstly performed on canonical computational aeroacoustics (CAA) test cases.
To characterize how these cysteines form S-S bonds, high-throughput mass spectrometry, termed as pLink-SS21, was firstly performed.
Risk assessment was firstly performed by using failure mode and effect analysis (FMEA) methodology.
To validate the applicability of the proposed approach, numerical simulations were firstly performed.
The breeding of Sargassum vachellianum on artificial reefs was firstly performed in the Gouqi Island coast, Zhejiang Province, China.
In this paper, the thermal analysis of the bushing is firstly performed in two-dimensional space using the differential equations.
Simulations of selected single fuel are firstly performed and the results are compared with available experimental data.
Experimental investigations are firstly performed for folded square tubes and numerical analyses by nonlinear finite element methods are then carried out.
Model simulations were firstly performed considering the monoculture of mussels and finfish, each "farm" interacting with the natural variability of the local environment.
In addition, the regeneration of both adsorbents was hereby firstly performed by Fenton-based processes, using the catalytic action of the iron naturally present in clays.
The experimental investigation of a reduced-scale test model of RGHLS was firstly performed to study its vertical load-carrying capacity and the multi-column interaction instability.
