The phrase "first and second stage" is grammatically correct and can be used in written English.
It refers to the initial and subsequent steps or phases in a process or series of events. Example: "The project will be completed in two stages, with the first stage focusing on research and planning, and the second stage involving implementation and evaluation."
Disagreement regarding inclusion during the first and second stage of study selection was resolved by discussion.
The DTG curves showed two peak temperatures corresponding to first and second stage of mass loss.
The converged solution is enhanced through outer GMRES iterations preconditioned by these first and second stage operators.
Several design configurations were suggested for the membrane module arrangements in the first and second stage of the PRO process.
Here, the super scripts ht and wie refer to the first and second stage involving hard thresholding and Wiener filtering.
"But there are advantages in having very similar configurations on the boosters of the first and second stage.
We think that the tantalum screw could be indicated only in the first-and-second stage FHN, involving not more than 30% of the joint surface, indeed it shows to provide a mechanical support for the joint surface and favor post-necrotic repair processes, at the same time not ruling out a late prosthesis in case of failure (Fig. 2).
A micro-evaporator to vaporize methanol water mixtures and a micro-reformer to convert the vaporized methanol water mixtures to hydrogen are annuli, which are effective to transfer heat from the first and second-stage micro-combustors, respectively.
The viscoelastic properties of the interphase between the first and second-stage polymers formed in the structured hard/soft latex films, as well as its qualitative amount and also the film morphologies were found to depend on the interplay between thermodynamic and kinetic parameters during the synthesis of the samples.
Table 3 presents the first- and second-stage results from the IV estimates.
