两侧平均两侧平均单值组值1218.454.151225.654.471200.8053.373808801538088015380880153808801538088015380880153808801538088015380880151216.654.071230.954.711227.754.563808801538088015380880153808801538088015380880153808801554.0混凝土标养弹膜破坏荷载F(KN)控制荷载Fa（KN）千分表号F0时变形读数ε0（×10-3mm）Fa时变形读数ε a（×10-3mm）两侧变形平均值△n（×10-3mm）弹性模量试验前、后轴心抗压强度f′cp（MPa）1204.4404.98404.977785456.2454.51265.51211.35553.8454.45553.53408.36408.355565751.7454.51164.11249.15655.5238088015380880151260.856.041186.352.721197.853.243808801538088015380880153808801538088015380880153808801538088015380880151266.754.05856.301214.8404.99404.988895551.9853.31169.51216.75654.085753.99单值组值弹性模量 Ec（GPa）48.6147.7248.047.7246.4546.547.2845.6447.7346.0546.946.87
