损失和损坏
... AMF 自动磁性制导 L&D 损失和损坏 gz 地面零点;爆心投影点;地面爆炸点 ...
陶瓷
... arrow(箭牌)、 L&D陶瓷、法恩莎卫浴等。 Copyright©2010 All Right Reserved 版权所有*河北科技师范学院数学与信息科技学院 ...
Training and development is a function of human resource management concerned with organizational activity aimed at bettering the performance of individuals and groups in organizational settings. It has been known by several names, including "human resource development", and "learning and development".