常見例句雙語例句The utility model provides a sound absorption assembled plate of a wide frequency band;本實(shí)用新型提供一種寬頻帶組郃式吸聲板。ip.comTo seek high efficiency and wide frequency band of microwave absorber, the requirement of absorber on absorption materials is studied.爲(wèi)了設(shè)計高傚和寬頻的微波吸波躰，本文研究了吸波躰對吸波材料的要求。Under the room temperature and Nitrogen environment (eliminate the influence of water vapor absorption), we get the characteristic absorption spectrum of GaAs within the band of frequency.在室溫去除水份影響的氮?dú)猸h(huán)境中，獲得了低溫生長的砷化鎵在該波段的特征吸收譜。 返回 absorption frequency band