常見(jiàn)例句雙語(yǔ)例句During the mass concrete construction in bridge structure, the cement hydration heat is easy to cause surface cracking.大體積混凝土在橋梁施工過(guò)程中，由于水泥水化熱容易引起表面裂縫。In mass concrete construction, the structural cracks by cement hydration heat will influence the durability and mechanical properties of concrete.在大體積混凝土施工中，由于水泥水化熱等多種因素產(chǎn)生的混凝土結(jié)構(gòu)裂縫將影響混凝土的耐久性能和力學(xué)性能。In order to prevent cracking, the raw materials of concrete are selected rationally for the large volume concrete operation resulting in reduction of the cement hydration heat.在大體積混凝土施工中，為了防止混凝土出現(xiàn)裂縫，合理選用混凝土原材料，降低水泥水化熱； 返回 cement hydration heat