The phrase "a strong replacement" is correct and usable in written English.
It can be used when discussing an alternative that is effective or superior in some way to what it is replacing.
Example: "The new software is a strong replacement for the outdated system we were using."
Alternatives: "a solid alternative" or "a robust substitute".
The Philharmonic found a strong replacement in the baritone Nathan Gunn.
But with Alonso's departure, Renault now have a strong replacement as recognised by team principal Bob Bell.
If he should decide not to make the race, several Republicans said yesterday, he should move as fast as possible to assure that the Republicans can find a strong replacement to run against Mrs. Clinton.
Democrats said the early announcement by Mr. Kohl gave them a chance to find a strong replacement, and they noted that party members were currently energized in Wisconsin in response to the actions of the governor and Legislature.
Representative John F. Seiberling of Ohio, an environmental crusader in eight terms in the House, said today that he did not plan to seek re-election in 1986 but would consider running if the Democratic Party could not find a strong replacement.
He would be a strong replacement for Sir George, who has been excellent".
The Republican nominee, Mayor Philip Giordano of Waterbury, is regarded by some as a place-holder against Mr. Lieberman, but the Republicans would have the option of asking him to step aside in favor of a stronger replacement.
Rockslide and X-23 later try to convince Anole to cut off his other arm in order to generate a stronger replacement.
There is a pretty strong replacement cycle for color handsets, and also strong demand in emerging markets like China and Latin America.
She jumped out of the hammock and ran down to the bank to rummage for a good strong replacement.
A logic L satisfies the strong replacement principle if and only if for every L-theory T its Suszko congruence is the interderivability relation relative to T, namely the relation {< φ, ψ>: T, φ ⊢L ψ and T, ψ ⊢L φ}.
