单词	pettkoite
释义	Pettkoite (Volataite)綠鉀鐵礬礦物學名詞
随便看	optical flow optical flowmeter optical flow switching optical fluorite optical flux monitoring optical fm discriminator optical focusing optical font optical font sensing optical force optical form flash optical forms flash optical forms overlay optical fourier transform optical frequency optical frequency amplifier optical frequency branch optical frequency comb optical frequency control optical frequency conversion optical frequency converter optical frequency division multiplex optical frequency division multi plexing optical frequency division multiplexing optical frequency-domain reflectometry