权威例句
LiNbO3-quartzWomen's Emancipation: Marxist-Leninist Theory in Soviet HistoryClinical use of injectable bovine collagen: a decade of experience.New ion implantation system with advanced process capabilitiesBeam stop apparatus for an ion implanterAttenuation in Microwave Acoustic Transducers and Resonators.ACOUSTIC SURFACE WAVE DEVICEDopant cross-contamination reduction with a 3-position beamstopTERMINATED ACOUSTIC WAVE DEVICEBru)(;e couplee for