"Fixed temperature" refers to a specific temperature that remains constant under certain conditions. This concept is often used in scientific experiments and industrial processes where maintaining a stable temperature is crucial for accurate results or product quality. For example, in a laboratory setting, a thermostat may be used to ensure that a reaction occurs at a fixed temperature. In everyday life, fixed temperatures can be found in appliances like ovens and refrigerators, which are designed to maintain set temperatures for cooking or food preservation. Understanding fixed temperature is important in various fields, including chemistry, engineering, and food science, where precise temperature control can significantly impact outcomes.