Post-tensioning imivalo lukwa yinxalenye kwezisombululo mihla post-tensioning ekwakhiweni ibhulorho, ubunjineli noshowo kunye nokuphuculwa kwezakhiwo. Iinkqubo bar PT ziquka post-tensioning imivalo intambo zamabakala 500/630, 830/1030, 930/1080, 1080/1230, kwakunye sivavanywe samkelwa i ...
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