19.6.1 Arrangement, consolidation and test of specimen shall becarried out as the steps described in 19.5.1 to 19.5.3. In testing, opendrain valve on both ends, open specific sleeve valve for the specimenadded by back pressure, and measure and record the     （共 1147 字）     [阅读本文] >>

        19.6.1 Arrangement, consolidation and test of specimen shall becarried out as the steps described in 19.5.1 to 19.5.3. In testing, opendrain valve on both ends, open specific sleeve valve for the specimenadded by back pressure, and measure and record the     （共 1147 字）     [阅读本文] >>