superaddition

Then through four cases& defer investment, staged investment, superaddition investment and correlation investment to discuss the application value of Real Options in the uncertainty strategic investment decision-making.

然后通过四个案例&多阶段战略投资、追加投资、相关投资和延迟投资，探讨了实物期权在不确定性战略投资决策中的应用价值。

Then through four cases& defer investment, staged investment, superaddition investment and correlation investment to discuss the application value of Real Options in the uncertainty strategic investment decision-making.

然后通过四个案例&多阶段战略投资、追加投资、相关投资和延迟投资，探讨了实物期权在不确定性战略投资决策中的应用价值。

Results Sufficient intraoperative sedation/ analgesia reached in each group. Degrees of pain during local anesthesia or/ and creating breast prostheses spaces behind musculus pectoralis major, which were obvious in group P-F-K and could be relieved by superaddition of analgetics, were found in minor patients.

结果2组患者的术中镇静镇痛效果满意，少数患者在局麻药注射或/和分离胸大肌后间隙时出现不同程度疼痛，其中P-F-K组较为明显，在追加镇痛药物后缓解。