The phrase "a sound condition" is correct and usable in written English.
It can be used to describe a state of being healthy, stable, or in good order, often in contexts related to health, safety, or functionality.
Example: "The car was in a sound condition, making it a reliable choice for the long road trip."
Alternatives: "a good state" or "a healthy condition."
The test results showed that the steel beams of all specimens developed satisfactory plastic rotation capacity and that the surfaces of the concrete in the connection zone remained in a sound condition without major cracks.
In JETS tests, the TBC with the Ni-based bond coat and the buffer layer of high purity showed a sound condition after 2000 cycles, showing better thermal durability for TBC with the Co-Ni-based bond coat rather than that with the Ni-based bond coat in the single layer coating without the buffer layer.
As can be observed in Figure 18-Top, the deck is generally in a sound condition (less delamination), with some signs of incipient/initial delamination indicated by green, and very few signs of progressed delamination indicated by yellow colors.
In a rightward sound condition, the first visual stimulus was synchronized with a tone that was accompanied with the leftward stimulus during the exposure to apparent motion and the second stimulus with a tone that was accompanied with the rightward stimulus.
And player-coach Mike Schmid's eye socket has been passed as of a sufficiently sound condition to allow him to play, after an injury to it last weekend.
The aim of the work presented here was to develop a methodologically sound condition specific HrQoL instrument for dSS, which is conceptually appropriate for a health-referral population, can be completed from both the child and parent perspectives and is available in several languages.
In a leftward sound condition, the order was reversed.
In a leftward sound condition, the relationship was reversed.
In a rightward sound condition, the first visual stimulus was synchronized with the tone that was accompanied with the leftward stimulus during the exposure to apparent motion and the second stimulus with the tone that was accompanied with the rightward stimulus.
Upon completion of each task, each of the three groups switched to a different sound condition (see the Latin Square design).
Noise exposure took place during a mental task ("sound" condition) or during a video film illustrating the noises ("sound and video" condition).
