“旋翼地面效应”的概念、定义、翻译、参考文献-科学参考

单词	旋翼地面效应
释义	旋翼地面效应 Encyclopedia 工学直升机飞行性能释 ground effect of main rotor旋翼地面效应当直升机贴近地面悬停或低速飞行时，旋翼排向下方的气流受到地面的阻挡而影响旋翼空气动力的现象。
随便看	closed morphism closed motor skill closed n-ball closed n-disk closed neighborhood closed neighbourhood closedness closedness of dictionary closed normal form closed n-sphere closed object closed oil gathering process closed-open set closed operator closed orbit closed orthogonal sequence closed orthogonal system closed orthonormal system closed path closed path Green's function closed path; loop closed path space closed pipe closed plane closed pneumothorax

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。