The phrase "a permanent element" is correct and usable in written English.
It can be used to describe something that is intended to last indefinitely or is an essential part of a system or structure.
Example: "Water is a permanent element in the ecosystem, playing a crucial role in sustaining life."
Alternatives: "an enduring component" or "a lasting factor".
Virtually all the great powers of Europe were signatories to the Treaty of London (May 8 , 1852, which declared the integrity of the Danish realm to be a permanent element in the European balance of power.
He is also keen to remind us that whatever Cameron might say, there is "a permanent element at the heart of the British establishment – a kind of gyroscope", spinning largely within law, the civil service, the crossbenches of the Upper House and, among other institutions, the British Academy (of which Hennessy is a fellow).
Research in the euro area suggests that inflation has become less persistent there too, although it is more durable than in America.James Stock, of Harvard University, and Mark Watson, of Princeton University, have divided American inflation into two bits: a permanent element in which changes are enduring; and a transitory element, consisting of fluctuations around the trend.
First used extensively during World War I and initially regarded as an emergency source of revenue, bills and other short-term debt instruments have become a permanent element in the public debt of several countries because of their relatively low interest cost and greater flexibility.
Some players acknowledge that there is no harm in discussing the issue; however, most players and administrators continue to insist that fighting stay as a permanent element of organized ice hockey.
They called it a spire and insisted it was a critical and permanent element of the architects' overall design.
Training is a critical and permanent element of our work with clients.
They are volunteers, part of an ambitious New York effort to tap unpaid workers as a permanent, strategic element in solving city problems.
Chemical-recognizing sites coming from moieties of the polymerized electroactive functional monomers are spatially positioned around the molecular cavity, formed to function as a permanent memory element for the imprinted template.
Its plain, vernacular quality struck an understated aesthetic tone for the first permanent element of the new World Trade Center.
The permanent element peaked in the 1970s but has since declined markedly.
