'principal steps' is a correct and usable phrase in written English.
It refers to the main or primary steps of a process or plan. For example : "To complete the project, we must take the following principal steps: define the scope, assign tasks, and track progress."
Broadly speaking, there are two principal steps to producing superior food in a restaurant, and Ms. Ballesteros has one of them — the conceptualization — down pat.
The technique of scaling from model to ship therefore must follow a somewhat devious path whose principal steps are as follows: (1) Total resistance of the model is measured.
The principal steps in opinion polling are the following: defining the "universe," choosing a sample, framing a questionnaire, interviewing persons in the sample, collating the results, and then analyzing, interpreting, and ultimately reporting the results.
The principal steps of the fuel cycle include uranium mining and extraction from its ore (processing), uranium enrichment, fuel fabrication, loading and irradiation in the reactor (fuel management), unloading and cooling, reprocessing, waste packaging, and waste disposal.
This new approach follows two principal steps.
We recognize three principal steps: 1. Seed computation.
The principal stepped aside, and, with a flourish, revealed, in a Plexiglas box, the blanket.
My principal stepped forward, cleared her throat and said, "Leo, sorry to interrupt, but we have something to tell you today".
A principal step in designing dividing hydraulic structures entails determining the side weir discharge coefficient.
In combination with user-defined virification conditions, a principal step to find the optimal thickness of vitreous ice is the choice of a particular type of support film.
We aim at using business models to design a logical model of a solution (logical architecture) as a principal step to reach the final collaborative solution.
