常見例句雙語例句By the construction of post tensioning prestress concrete bridge superstructure, the paper discussed some experience on preventing tensioning strand from break for reference.通過后張法預(yù)應(yīng)力砼橋梁上部結(jié)構(gòu)的施工,總結(jié)預(yù)防張拉鋼絞線斷絲經(jīng)驗,以便指導施工生產(chǎn)。This article explains a simplified method of calculation for loss of prestress of a tendon due to draw in of anchorage counting counter friction of a sheath in various tensioning situation.在各種張拉力場合下,考慮管道反摩擦的預(yù)應(yīng)力鋼筋回縮損失的簡化計算。The cast of concrete at different end and the post-tensioning of continuous prestress make the negative bending moment section of the permanent support have different compressive stress reservation.不同的連續(xù)端混凝土澆筑和后連續(xù)預(yù)應(yīng)力張拉順序會導致永久支座負彎矩區(qū)的壓應(yīng)力儲備不同。 返回 prestress tensioning