The phrase "changeable characteristics" is correct and usable in written English.
It can be used when discussing traits or features that can vary or be altered over time.
Example: "The changeable characteristics of the weather make it difficult to plan outdoor events."
Alternatives: "variable traits" or "modifiable features".
Furthermore, patient activation has proven to be a changeable characteristic [ 6, 12].
Notably, research has shown that patient activation is a changeable characteristic and in the United States interventions to improve patients' involvement, knowledge and skills concerning their health and health care have been implemented successfully [ 44, 45].
Functionally graded materials (FGMs) are materials which change their composition, constitution or structure continuously along the direction of thickness; the property and function of those materials appear as changeable gradient characteristics.
With respect to the involvement of the FG in gaze processing, it is of interest that our study is not alone in finding that the FG contributes to the perception of changeable facial characteristics.
After considering other complex parameters (e.g., discomfort index) authors decided to use one of the most changeable climatic characteristics - air streams- as decisive influential factor in the human state of well-being.
Though A. rubrum is usually easy to identify, it is highly changeable in morphological characteristics.
Perception of "changeable" or dynamic facial characteristics, such as gaze, facial expression, and lipspeech was attributed to the pSTS, whereas the recognition of "invariant" facial features that change slowly across time, such as facial identity, was assigned to the FG.
As can be seen in Fig. 1c, we need a concave shape in the C V response of the varactor, and more importantly, the C V response characteristic should be changeable (tunable), since the C p might be unknown or vary from system to system.
Environment characteristics are dynamic and changeable.
The PID controller is mainly applicable to systems with essentially linear and dynamic characteristics which are not changeable through time [20].
