materials investigation的意思|示意
materials investigation相关短语
1、 materials field investigation 料场调查
2、 investigation materials 调研资料
3、 investigation of materials 材料性能测试
4、 investigation of materials sources 物资货源调查
5、 investigation and study materials 调研资料
6、 materials management of engineering investigation 工程勘察物资管理