您要查找的是不是：
- J波段硅DDR IMPATT器件J-BAND SILICON DDR IMPATT DEVICE
- 8毫米硅DDR IMPATT器件的实验研究THE EXPERIMENTAL INVESTIGATION OF Si 8 mm DDR IMPATT DEVICES
- 这个电台在哪个波段?What wavelength is this station on?
- 这些新设计的器件将在下月的展览会上展出。These newly-designed devices will appear on the exhibition next month.
- 单J形坡口single-J groove
- 硅钙silico-calcium
- ALV-Javian leucosis virus of subgroup J(ALV-J)
- V波段V-band
- V/F器件V/F Device
- 硅(可)控整流器silicon controlled rectifier
- 多波段成象multiband imagery
- 氰硅油nitrile silicone
- Ｐ型硅P-type silicon
- 硼硅玻璃bsg
- 阿拉铝硅合金alar
- 阿水硅铝石alvardite
- 白硅钙石bredigite
- 本征硅intrinsic silicon
- 阿拉铝硅系合金alar
- 阿派铝硅合金alpax
