The phrase "a second stage in" is correct and usable in written English.
It can be used when discussing a process, development, or progression that involves multiple phases or levels.
Example: "The project will undergo a second stage in its development, focusing on user feedback and improvements."
Alternatives: "a subsequent phase in" or "an additional step in".
And there's a second stage in a wonky octagonal wooden chalet.
The new govt. marks a second stage in de Gaulle's republic; bringing about a truce in Algeria was the first.
The estimates of the first stage were used in a second stage in which a single-event-lumped-parameter hybrid (SELPH) model for non-ideal hydrocracking was used.
Paris insisted on a second stage in which the Security Council would vote on how to respond if the inspections failed.
The two-stage service consists of a first stage in which data-link layer functionalities are performed, and a second stage in which forwarding/routing functionalities are performed.
In the 1960s he introduced San Diego audiences to the works of innovative contemporary writers like Pirandello, Beckett and Albee and oversaw the construction of a second stage in Balboa Park to present these challenging pieces.
A member of the theater's board of directors, he also is a producer, director and playwright — his original script, "Earthlings Beware," produced several seasons ago, was revived for a second staging in 2012.
He said the list of sanctions was a "first stage" in the measures against Damascus.
In addition, a third stage in the process allowing for coke equilibration, prior to its combustion, is also included.
In particular, hazard indicators should be considered further, as a first stage in progress towards comprehensive environmental impact measures.
Multiresolution analysis (MRA) is used in a first stage in order to extract the most interesting features from signals.
