projections投影图
projectionn.投影;投射;规划;发射;凸出物;预测;放映
Projection Map System投影地图系统
projection objectives投影物镜
projection print plate投影掩模
projection type chaser投影式螺纹梳刀
projection diapositive幻灯片
projection eye-piece投影目镜
projection TV receiver投影电视接收机
projection uncertainty抛射不确定性
projection coordinates射影坐标
projection inheritance投影继承