Blackboard ASTM C138
ฝัง
- เผยแพร่เมื่อ 16 ม.ค. 2025
- TECHTRAINING llc has "Blackboard" Sessions in their training programs for those who wish to review the calculations of various concrete and aggregate procedures. This video is the Blackboard session for ASTM c138, "Density, (Unit Weight), Yield and Air Content-Gravimetric, of Concrete."
