bipolar transistor
双载电晶体，双极性电晶体

• independent variable
• indeterminate princiiple
• index
• index dip
• index-dispersion relation
• index ellipsoide
• indexer
• index error
• index gagae
• index glass
• index-gradient optical fiber
• index guide beam
• index hand
• indexing
• indexing disc
• indexing head
• indexing register
• indexing table
• index law
• index line
• index liquid
• index mark
• index-matching material
• index-matching oil
• index microscopoe