Sentence examples for concept is first from inspiring English sources
But it seems harsh to nitpick when the concept is first class.
The concept is first discussed by presenting a thermodynamic analysis on oxygen carrier material selection.
In this approach, the ESP concept is first used to predict the seasonal changes to precipitation and soil moisture.
The concept is first proposed by Liang and Li [43] and the corresponding design as a single curled unit is represented in Fig. 8a.
The concept is first introduced and explained in the context of human exploration of Mars and the development time frames associated with current and future research.
The superstructure obtained for a refinery wide concept, is first solved and validated for literature cases, then is reduced by heuristic rules, based on engineering judgment.
The OTEC concept was first proposed in the early 1880s by the French engineer Jacques-Arsène d'Arsonval.
But in the 1950s, when the concept was first discussed, it was understood that far more was at stake.
Researchers are mixed on whether the idea is any more feasible now than when the concept was first discussed in the 1970's.
