单词	b.s.}
释义	同 b.s.}--boiler survey {= BS
随便看	optical transfer functions optical transfer function，otf optical-transfer rectification optical transient current spectroscopy optical transient current spectroscopy (otcs) optical transient phenomena optical transient propagation optical transient scattering optical transimpedance optical transistor optical transit optical transition optical--transition optical transmission optical transmission system optical transmitter optical transparency optical transport network optical transversal filter optical trapping optical tube length optical tunable filters optical tuning optical tunnel optical turbulence