ืจากการทดลองObservation and compari

ืจากการทดลองObservation and comparison of unloaded (before test) specimen surface condition with replica

ผลลัพธ์ (อังกฤษ) 1:

Comparison and Observation of experimental unloaded (before test) specimen surface condition with replica.

ผลลัพธ์ (อังกฤษ) 2:

Almost experimental Observation and comparison of unloaded (before test) specimen surface condition with replica.

ผลลัพธ์ (อังกฤษ) 3:

Do experiments Observation and comparison of unloaded (before test) specimen surface condition with replica
.