The phrase "and it is principally" is correct and usable in written English.
You can use it to indicate that something is mainly or primarily the case in a particular context.
Example: "The project focuses on renewable energy, and it is principally aimed at reducing carbon emissions."
Alternatives: "and it is mainly" or "and it is primarily".
The geographic exposure is attractive with 84% of 2012 estimated earnings generated in the US and emerging markets and it is principally the sustained growth momentum in those geographies that drives up our 2013 earnings estimate.
The present commentary aims to review the modern and innovative strategies in particle engineering by the supercritical fluid technologies and it is principally concerned with the aspects of solid-state chemistry.
By far the commonest cause of non dental pain is a musculoskeletal pain related to the masticatory apparatus and it is principally an extra oral pain but pain is often felt in the retromolar area.
While Sirius orders do flow like water, institutions have pretty well avoided the shares for years now, since the plunge below $5, and it is principally a retail stock with a rabid cult following.
The high amino acid composition of Asn is clearly reflected in dipeptide composition too and it is principally contributing to PC1 (loading −0.489).
Differential stainings for histological sections are a further bonus of the latter techniques and it is principally possible to generate digital tomographic data from consecutive histological or ultrastructural sections [ 25].
The elderly president dithered over Milošević's offers, and it was principally the US threat to walk away from the talks and hand their stewardship over to the Europeans that scared him into acceptance.
During the first five years after Balanchine's death, it seemed his company might enter a richer peak of performance than ever, and it was principally because Ms. Nichols and Ms. Calegari (often together, in ballets as diverse as "Serenade," "The Nutcracker," "Liebeslieder Waltzer" and "Kammermusik No. 2") were feasting off the full range of his repertory.
The combination is called Khutsuri (, "clerical", from khutsesi "cleric"), and it was principally used in hagiography.
Pericles promoted the arts and literature; it is principally through his efforts that Athens holds the reputation of being the educational and cultural center of the ancient Greek world.
Although part of its mission is the prevention of violence through social work and outreach programs at schools and youth clubs, it is principally a police unit.
