Engineering Systems Technology Establishment Lab.

ISO/IEC 17025:2017 · Electrical Measurements - Mass Measurements - Photometric Measurements - Time and Frequency Measurements - Temperature Measurements - Dimensional Measurements - Chemistry Measurements - Radiation Measurements - Mechanical Measurements · አክቲቭ (በስራ ላይ ያለ) · ሳውድአረቢያ

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