电弧中的热惯性（thermal inertia）是指，当电流快速增加或减小时，游离作用或消游离作用来不及变化，使得弧柱温度的变化相对滞后。
低热惯性炉 low thermal mass furnace ; low thermal inertia furnace
材料的热惯性 thermal inertia of materials
热惯性指数 index of thermal inertia
炉温热惯性 Stove temperature heat inertia
内衬材料热惯性 Thermal inertia of lining materials
小惯性热电偶 quick response thermocouple
小惯性热电耦 high-velocity thermocouple
国外习惯称热性惊厥 febrile convulsion
由于热惯性，当温度达到最高时常在“正午”偏后，日光浴者深知这一现象。
Because of thermal inertia, the time at which it reaches its maximum temperature comes somewhat after local "noon", a phenomenon that any sunbather will recognise.
还原炉是卧式布置。炉子加热启动快，热惯性小，保温效果好，热效率高。
The furnace is horizontal, which is characterized by fast starting, low heat inertia, good isolation and high heating efficiency.
最后论述了不同类型百叶箱的滞后误差以及百叶箱的热惯性在测温中的应用。
Finally, the lag errors of different designs and the applications of shelter thermal inertia in temperature observation are also discussed.
应用推荐