The primary callus response (PCR) is the basic event of fracture healing that is a process of numerous repetition of PCR and accumulation of the surplus repair of PCR.
初始骨痂反应(PCR)是骨折愈合的基本事件，骨折愈合是PCR的重复与过修复的积累。
In order to prolong the structure service life and make full use of the surplus value of the bridge, the bridge structure needs to repair and strengthen.
为了延长结构的使用寿命，最大限度发挥桥梁的剩余价值，需要对桥梁结构进行维修加固。
Repair or buy the FPE3010N (FPE30-10N) factory new, new surplus, or pre-owned in verified working condition at discounted prices.
修复或买FPE3010N（FPE30 - 10N）工厂新的，新的盈余，或预先在验证工作条件优惠的价格拥有。
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