对工人实行合同制，从工人，组长到项目经理等中高级管理人员避免了短期行为，从而保证了工程质量。

Implementation of contract workers from the workers, head to the project manager and other senior managers to avoid the short-term, thus ensuring the quality of the project.

方法对长沙市10所省、市级医院的316名合同制护士进行问卷调查，问卷内容包括心理需求、工作态度、学习态度等。

Methods Questionnaire was done in 316 nurses of 10 Numbers of city and province hospitals. The contents included mental needing, working attitude and study attitude.