通过采用主张阶梯，你可以计划和练习如何更有主张。
You can plan and practice how to be more assertive using the assertiveness ladder .
目的：评价三阶梯药物治疗癌痛计划对原发性肝癌疼痛的疗效。
Ve : To assess the curative effect of three - step analgesic ladder on pain of primary liver cancer ( PLC ) .
阶梯计划