青云翻译

Ordinary concrete mix design procedure, the first raw data according to preliminary calculations. Come "theory mix"; after laboratory test mix adjustments made to meet the workability requirements of the "base mix"; then benchmark with the ratio for the adjustment of the apparent density and strengt

Mix proportion design of ordinary concrete steps to first preliminary calculations according to the source material. Came "theory tie than"; after test room try mix adjustment, made meet construction and vulnerable sexual requirements of "benchmark tie than"; then under benchmark tie than for table

The plain concrete mixture ratio design procedure, first defers to the firsthand information to carry on the preliminary calculation.Obtains “the theory mixture ratio”; After the test chamber trial mix adjustment, proposed satisfies the construction workability request “the datum mixture ratio”; The

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Mix proportion design of ordinary concrete steps to first preliminary calculations according to the source material. Came "theory tie than"; after test room try mix adjustment, made meet construction and vulnerable sexual requirements of "benchmark tie than"; then under benchmark tie than for table