The phrase "almost stable when" is correct and usable in written English.
It can be used to describe a condition or state that is nearly stable under certain circumstances or conditions.
Example: "The system is almost stable when the temperature remains constant."
Alternatives: "nearly stable under" or "practically stable when".
Feeding barley resulted in a postprandial increase in plasma glucose (P = 0.030) and insulin (P < 0.001) whereas these values remained almost stable when the fibre-based diets were fed.
The results show that the changes in organic and inorganic surface porosity with increasing image area estimated from the SB-SEM method become almost stable when the SB-SEM image areas are larger than 0.4 mm2, which indicates that the heterogeneities of organic and inorganic pore volumes in shale samples can be largely overcome.
The b value was almost stable when b was 0.6 0.8 before the M6.5 quake, consistent with the results obtained by Nanjo et al. (2016).
This figure shows that the extension of the hazard zone is almost stable when datasets temporally extending for more than about 5 years are used.
By applying Lemma 2.3, the exact solution of (3.2) is almost surely exponentially stable when (a<-(b^{2}+c^{2})).
Furthermore, even though the error rates with variable selection seem almost stable with 116 SNPs, the error rate is slightly decreased when the number of considered SNPs is increased.
This concentration remained almost stable during the 8 days of storage in control samples and when L. plantarum was added.
When FPA was at its minimum, the cellulose content became almost stable.
Overall, we demonstrated an almost stable rate of dengue infections among Berlin Institute of Tropical Medicine patients returning from all tropical regions when recent years are compared with the mid-1990s.
When switching x0 off (Fig. 3e), one can see that ω1 is (almost) stable for small learning rates (μ = 0.001).
The CO2 diffusion coefficient first increases greatly with permeability, and when the permeability of the core is greater than approximately 100 mD, it remains almost stable.
