理学 曲线表示与建模技术 释 implicit curve 隐式曲线 由方程定义的曲线，称为平面隐式曲线。当为多项式时，称为平面代数曲线。
计算机应用 计算机辅助设计与图形学 释文 implicit curve 隐式曲线
- Hayford ellipsoid
- hay grade
- Hay-Herrán Treaty
- haylage
- hay making
- Hayman
- Haymarket Massacre
- hay meal processing machinery
- Hayn crater
- haynesville shale gas play
- Hay-Pauncefote Treaty
- hay pelleting mill
- Hay Point
- Hayreddin Ez Zirikli
- Hays Code
- Hay spot
- hay stacking
- Haystack Observatory
- Haytham
- Ha Yu-sang
- Hayyim Nachman Bialik
- Hazaras
- hazard
- hazard analysis and critical control point (HACCP) system
- hazard analysis and critical control points