Modern method for guitar 2

Modern method for guitar 2

Modern method for guitar 2

Ngày tải lên: 16/08/2013, 08:28

122 781 2
Modern method for guitar 1

Modern method for guitar 1

Ngày tải lên: 16/08/2013, 08:28

127 785 1
Standard Test Method for Compressive Strength of Hydraulic Cement Mortars (Using 2-in. or [50-mm] Cube Specimens)

Standard Test Method for Compressive Strength of Hydraulic Cement Mortars (Using 2-in. or [50-mm] Cube Specimens)

... X i , MPa X rv , MPa RE r , % N rv SD rv (N r −1)SD r 2 Round 1 139 1 28 .47 30. 42 6.85 36 0.97 32. 93 Round 2 140 2 32. 92 33.55 1.91 34 0.55 9.98 Round 3 141 3 32. 64 33.14 1.53 34 0.47 7 .29 Round 4 1 42 4 32. 24 33.01 2. 39 36 0.51 9.10 Max, ... 8 32. 1 33.0 33.3 Cube 9 33.6 34.3 33.4 34.4 Average, X bv 33 .29 33. 42 33.89 33.60 SD bv 0.39 0. 82 0.46 0. 52 N bv 89 8 9 (N b...

Ngày tải lên: 26/03/2014, 21:55

10 855 0
w