Back مقياس درجة الحرارة العالمي Arabic International Temperature Scale of 1990 Czech ITS-90 German International Temperature Scale of 1990 English Escala Internacional de Temperatura ITS-90 Spanish Rahvusvaheline temperatuuriskaala Estonian سنجه جهانی دما از ۱۹۹۰ Persian Échelle internationale de température de 1990 French Skala Suhu Antarabangsa 1990 Malay Escala Internacional de Temperaturas de 1990 Portuguese
The ITS 90 is the international temperature scale, published in the year 1990. It mainly is a set of fixed temperatures and instructions how to realise a practical temperature scale, being as close to the thermodynamical temperature scale as current knowledge allows.