
TESTING HARDENED CONCRETE - PART 13: DETERMINATION OF SECANT MODULUS OF ELASTICITY IN COMPRESSION
出版:Comite Europeen de Normalisation

专家解读视频
TESTING HARDENED CONCRETE - PART 13: DETERMINATION OF SECANT MODULUS OF ELASTICITY IN COMPRESSION
出版:Comite Europeen de Normalisation
专家解读视频