青云翻译

Strength grade of concrete shall be of 150mm side length of cube compressive strength of the specimen to determine the standard value. Compressive strength of test pieces with a standard value refers to the standard method of production, conservation to 28d age, measured by standard test methods wit

On a side length of 150mm concrete strength grade standard value of the cube compressive strength of specimen to determine. Compressive strength of standard value shall mean specimens produced by standard methods, conservation to 28D age, using a standard test method for measuring compressive streng

The concrete intensity rank should according to the length of side be the 150mm cube test sample compressive strength normal value determination.The compressive strength normal value is refers to the test sample with the standard method manufacture, the maintenance to the 28d stadium, obtains by the

concrete strength grades should be the side length of 150 mm cube materials 10-90value standards. compressive strength standard value means a materials produced by using the standard methods, conservation and 28 D age, according to the standard method of testing the measured rate of 95 per cent of t

On a side length of 150mm concrete strength grade standard value of the cube compressive strength of specimen to determine. Compressive strength of standard value shall mean specimens produced by standard methods, conservation to 28D age, using a standard test method for measuring compressive streng