This is an useful approach to the multiob jective optimal design.
为电机多目标优化设计作了有益的探讨。
O b jective To evaluate the technique of off-pump coronary bypass grafting(OPCAB) and its early result in 109 consecutive patients.
目的分析非体外循环下冠状动脉旁路移植（OPCAB）手术方法及初步临床结果。
O b jective To evaluate the technique of off-pump coronary bypass grafting(OPCAB) and its early result in 109 consecutive patients.
目的分析非体外循环下冠状动脉旁路移植（OPCAB）手术方法及初步临床结果。
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