N5230C 现金回收 CMS57 欧阳R:135,3722,,9325 HP8920B 400KHz-1GHz cms54 CMS50 Agilent N5230C:10kHz-40GHz Agilent N5230A:10kHz-50GHz Agilent E5070B/8753ET/8753ES:300kHz-3GHz Agilent E5071B:300kHz-8.5GHz Agilent E5071C:300kHz-8.5GHz Agilent E5061A:300kHz-1.5GHz Agilent E5062A:300kHz-3GHz Agilent N5241A/B 13.5、26.5、43.5 和 50 GHz HP8920A 250KHz-1GHz HP8921A 400KHz~1GHz 带频谱 HP8921B 400KHz~1GHz 带频谱 HP8920A 400KHz~1GHz 带频谱 HP8920B 400KHz~1GHz 带频谱