Test method for determination of the modulus of elasticity for rigid and semi - rigid plastic specimens by controlled rate of loading using three point bending 用三点弯曲法测定在装载控制速度下刚性和半刚性塑料样品弹性模量的方法
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Standard test method for determination of modulus of elasticity for rigid and semi - rigid plastic specimens by controlled rate of loading using three - point bending 用三点弯曲法测定在装载控制速度下刚性和半刚性塑料样品的弹性模量的标准试验方法