The phrase "are expounded as" is correct and usable in written English.
It can be used when explaining or elaborating on a concept, idea, or theory in detail.
Example: "The principles of quantum mechanics are expounded as fundamental to understanding the behavior of particles at the subatomic level."
Alternatives: "are explained as" or "are described as".
The effects of laser separating parameters, including laser power, laser moving speed and internal stress release on separating accuracy and quality, were investigated and optimized; meanwhile its principle was expounded as well as its mechanism was discussed.
Our main theorem is expounded as follows.
There can be no place for revealed doctrine to be expounded as true science unless certain truths are already demonstrated, in the logical order at least, by philosophical reason.
Seamless learning, which overlaps with some aspects of mobile learning and ubiquitous learning, is expounded as an one-to-one TEL model which learners can learn across time and locations, and they can convert the learning from one scenario to another conveniently encompassing formal and informal learning, individual and social learning through the smart personal device (Chan et al. 2006).
However, many details are to be expounded as follows: i) How long the exogenous PTD-poMx1 enters the porcine line.
Directed by Eric Schaeffer, the show and its characters are gawky, sincere, tentative, self-contradictory and given to home truths that are expounded on as if they were discoveries of new planets.
The components of Figure 2 are expounded in more detail as follows: Knowledge to inform complex situations is frequently demanded in the form of concepts to model or shape the general nature of the policy problems and possible solutions.
The examples are carefully chosen, and they are expounded in a way that encourages students to engage data using the same processes as a practicing biologist.
Ethical ramifications are expounded upon.
