prestressed with unbonded tendon 基本例句 无粘结预应力 The unbonded prestressed concrete flat beam frame can meet the aseismic requirement.无粘结预应力混凝土扁梁框架应当可以满足抗震要求。 The analytical results for strength and behavior of unbonded prestressed concrete beams were presented.给出了无粘结预应力混凝土梁强度和受力性能的分析结果。