allochromatic crystal
(1)义质光导性晶体
(2)义质色晶体

• hot-electron emission
• Hotelling transorm
• hot flame
• hot line source
• hot mirrors
• hot-presed
• hot-pressed material
• hot-pressed polycrystalline laser
• hot pressing infra-red element
• hot spot
• hot spots
• hour
• hour angle
• housing
• hovercraft
• hperfine structure
• hperstereoscopic iamge
• Hruby
• HTPS High Temperature Poly-Silicon
• hub
• hubble
• hubner rhomb
• hue
• hue angle
• hue control