width of transition steepness
[脉冲]前沿陡度

• organic chelate iquide laser
• organic compound
• organic dye laer
• organic dye solution laser
• Organic Electro-Luminescence Display
• organic glass
• organic laser
• organic liquid laser
• organic medium
• organic optical materials
• organic photo conductor drum
• organic phtoconductor
• organic polymer
• organic semiconductor
• organism
• organization
• organoacetylenide
• organo-electroluminescence
• organo-substituted carborane
• orhtgraphic camera
• orhtogonal axis
• orhtogonal linear polarizaiton
• orhtogonal tansformation
• orientating instrument
• orientation