discussions讨论discussionn.讨论；谈论Discussion on chewing cane breeding对果蔗育种的思考Discussion on the Regional Toponymy浅谈区域地名研究Discussion of chemical tower design化工塔器设计若干问题的探讨Discussion of drilling rig structure国内外旋挖钻机结构特点的探讨Discussion on Cruise Missile Defense防御巡航导弹技术探讨DISCUSSION ON DAM BEHAVIOUR ANALYSES大坝实测性态分析若干成果的讨论Discussion on Mirror Coating Process镜面涂装的探讨Discussion on the Polytropic Process关于理想气体多方过程的几点讨论Discussion about Rolling Cut Trimmer浅析滚切式双边剪Discussion on CN- MARC Cataloguing中文机读目录著录问题探讨