1.现金超高价收购工厂库存、呆料、库存配件、IC芯片、内存芯片、贴片二三极管、贴片（直插）电容电阻等。
2.各类IC，二三极管，BGA各种电容电阻，发光管，接收头，咪头，晶振。杭州收购霍尔元件上门收购
3.手机IC，CPU电源，字库，功放，中频，排线等。
4.电脑内存条，硬盘，CPU，主板，显卡、VGA内存芯片：K4、K9、HY开头字母等。 杭州收购霍尔元件上门收购
5.各种液晶屏及摄像配件的电子料。收购电子元件收购IC求购电子元件,收购电子元件收购电子元器件,收购库存电子元件,回收电子元件
,回收库存电子元件,回收电子元器件,电子回收,电子收购,回收集成电路,收购集成电路,收购库存呆滞料，回收电子料件，回收单片机，
回收硬盘；杭州收购霍尔元件上门收购
长期收购库存积压各种电子元件，家电、通讯、电脑、设备、数码等方面的所有电子元件,配件,半成品,成品等等，收购IC，晶体，二极管，三极管，单片机，钽电容，电解电容，片容片阻，FLASH，电感，继电器，电位器等等，收购内存条、网卡、显卡
、硬盘、手机咪头、喇叭、液晶屏。 中介付佣，以诚相待，欢迎有库存电子的单位和个人来电洽谈。
UPD78F0454GK-GAJ-AX
UPD78F0455GA-HAB-AX
UPD78F0455GB-GAH-AX
UPD78F0455GK-GAJ-AX
UPD78F0461GB-GAH-AX
UPD78F0461GK-GAJ-AX
UPD78F0462GB-GAH-AX
UPD78F0462GK-GAJ-AX
UPD78F0463GB-GAH-AX
UPD78F0463GK-GAJ-AX
UPD78F0464GB-GAH-AX
UPD78F0464GK-GAJ-AX
UPD78F0465GB-GAH-AX
UPD78F0465GK-GAJ-AX
UPD78F0471GC-GAD-AX
UPD78F0471GK-GAK-AX
UPD78F0472GC-GAD-AX
UPD78F0472GK-GAK-AX
UPD78F0473GC-GAD-AX
UPD78F0473GK-GAK-AX
UPD78F0474GC-GAD-AX
UPD78F0474GK-GAK-AX
UPD78F0475GC-GAD-AX
UPD78F0475GK-GAK-AX
UPD78F0481GC-GAD-AX
UPD78F0481GK-GAK-AX
UPD78F0482GC-GAD-AX
UPD78F0482GK-GAK-AX
UPD78F0483GC-GAD-AX
UPD78F0483GK-GAK-AX
UPD78F0484GC-GAD-AX
UPD78F0484GK-GAK-AX
UPD78F0485GC-GAD-AX
UPD78F0485GK-GAK-AX
UPD78F0491GC-GAD-AX
UPD78F0491GK-GAK-AX
UPD78F0492GC-GAD-AX
UPD78F0492GK-GAK-AX
UPD78F0493GC-GAD-AX
UPD78F0493GK-GAK-AX
UPD78F0494GC-GAD-AX
UPD78F0494GK-GAK-AX
UPD78F0495GC-GAD-AX
UPD78F0495GK-GAK-AX
UPD78F0500AFC-AA3-A
UPD78F0500AMCA2-CAB-G
UPD78F0500AMCA-CAB-G
UPD78F0500AMC-CAB-AX
UPD78F0500MC(A)-CAB-AX
UPD78F0500MC(A2)-CAB-AX
UPD78F0500MC-5A4-A
UPD78F0501AFC-AA3-A
UPD78F0501AMC-CAB-AX
UPD78F0501FC-AA3-A
UPD78F0501MC(A)-CAB-AX
UPD78F0501MC(A2)-CAB-AX
UPD78F0501MC-5A4-A
UPD78F0502AFC-AA3-A
UPD78F0502AMC-CAB-AX
UPD78F0502FC-AA3-A
UPD78F0502MC(A)-CAB-AX
UPD78F0502MC(A2)-CAB-AX
UPD78F0502MC-5A4-A
UPD78F0503AFC-AA3-A
UPD78F0503AMCA2-CAB-G
UPD78F0503AMC-CAB-AX
UPD78F0503DAFC-AA3-A
UPD78F0503DAMC-CAB-AX
UPD78F0503DFC-AA3-A
UPD78F0503DMC-5A4-A
UPD78F0503MC(A)-CAB-AX
UPD78F0503MC(A2)-CAB-AX
UPD78F0503MC-5A4-A
UPD78F0503MCA
UPD78F0504AMCA2-CAB-G
UPD78F0504AMCA-CAB-G
UPD78F0505AMCA2-CAB-G
UPD78F0505AMCA-CAB-G
UPD78F0506AMCA2-CAB-G
UPD78F0506AMCA-CAB-G
UPD78F0507AMCA2-CAB-G
UPD78F0507AMCA-CAB-G
UPD78F0507DAMC-CAB-AX
UPD78F0511AGAA-GAM-G
UPD78F0511AGA-GAM-AX
UPD78F0511AGBA-GAF-G
UPD78F0511AGB-GAF-AX
UPD78F0511AMCA2-GAA-G
UPD78F0511AMCA-GAA-G
UPD78F0511AMC-GAA-AX
UPD78F0511GA(A)-GAM-AX
UPD78F0511GA(A2)-GAM-AX
UPD78F0511GA-8EU-A
UPD78F0511GB(A)-GAF-AX
UPD78F0511GB(A2)-GAF-AX
UPD78F0511GB-UES-A
UPD78F0512AGAA-GAM-G
UPD78F0512AGA-GAM-AX
UPD78F0512AGBA2-GAF-G
UPD78F0512AGB-GAF-AX
UPD78F0512AMCA2-GAA-G
UPD78F0512AMCA-GAA-G
UPD78F0512AMC-GAA-AX
UPD78F0512GA(A)-GAM-AX
UPD78F0512GA(A2)-GAM-AX
UPD78F0512GA-8EU-A
UPD78F0512GB(A)-GAF-AX
UPD78F0512GB(A2)-GAF-AX
UPD78F0512GB-UES-A
UPD78F0513AGAA2-GAM-G
UPD78F0513AGAA-GAM-G
UPD78F0513AGA-GAM-AX
UPD78F0513AGBA2-GAF-G
UPD78F0513AGBA-GAF-G
UPD78F0513AGB-GAF-AX
UPD78F0513AMCA2-GAA-G
UPD78F0513AMCA-GAA-G
UPD78F0513AMC-GAA-AX
UPD78F0513DAGB-GAF-AX
UPD78F0513DAMC-GAA-AX
UPD78F0513DGB-UES-A
UPD78F0513GA(A)-GAM-AX
UPD78F0513GA(A2)-GAM-AX
UPD78F0513GA-8EU-A
UPD78F0513GB(A)-GAF-AX
UPD78F0513GB(A2)-GAF-AX
UPD78F0513GB-UES-A
UPD78F0514AGAA-GAM-G
UPD78F0514AGA-GAM-AX
UPD78F0514GA(A)-GAM-AX
UPD78F0514GA(A2)-GAM-AX
UPD78F0514GA-8EU-A
UPD78F0515AGA(A)-GAM-AX
UPD78F0515AGAA-GAM-G
UPD78F0515AGA-GAM-AX
UPD78F0515DAGA-GAM-AX
UPD78F0515DGA-8EU-A
UPD78F0515GA(A)-GAM-AX
UPD78F0515GA(A2)-GAM-AX
UPD78F0515GA-8EU-A
UPD78F0516AGAA2-GAM-G
UPD78F0516AGAA-GAM-G
UPD78F0517AGAA2-GAM-G
UPD78F0517AGAA-GAM-G
UPD78F0517DAGA-GAM-AX
UPD78F0521AGBA2-GAG-G
UPD78F0521AGBA-GAG-G
UPD78F0521AGB-GAG-AX
UPD78F0521GB(A)-GAG-AX
UPD78F0521GB(A2)-GAG-AX
UPD78F0521GB-UET-A
UPD78F0522AGBA2-GAG-G
UPD78F0522AGBA-GAG-G
UPD78F0522AGB-GAG-AX
UPD78F0522GB(A)-GAG-AX
UPD78F0522GB(A2)-GAG-AX
UPD78F0522GB-UET-A
UPD78F0523AGBA2-GAG-G
UPD78F0523AGBA-GAG-G
UPD78F0523AGB-GAG-AX
UPD78F0523GB(A)-GAG-AX
UPD78F0523GB(A2)-GAG-AX
UPD78F0523GB-UET-A
UPD78F0524AGBA2-GAG-G
UPD78F0524AGB-GAG-AX
UPD78F0524GB(A)-GAG-AX
UPD78F0524GB(A2)-GAG-AX
UPD78F0524GB-UET-A
UPD78F0525AGBA2-GAG-G
UPD78F0525AGBA-GAG-G
UPD78F0525AGB-GAG-AX
UPD78F0525GB(A)-GAG-AX
UPD78F0525GB(A2)-GAG-AX
UPD78F0526AGBA2-GAG-G
UPD78F0526AGBA-GAG-G
UPD78F0526AGB-GAG-AX
UPD78F0526GB(A)-GAG-AX
UPD78F0526GB(A2)-GAG-AX
UPD78F0526GB-UET-A
UPD78F0527AGBA2-GAG-G
UPD78F0527AGBA-GAG-G
UPD78F0527AGB-GAG-AX
UPD78F0527DAGB-GAG-AX
UPD78F0527GB(A)-GAG-AX
UPD78F0527GB(A2)-GAG-AX
UPD78F0527GB-UET-A
UPD78F0531AFC-AA1-A
UPD78F0531AGA-HAB-AX
UPD78F0531AGBA2-GAH-G
UPD78F0531AGBA-GAH-G
UPD78F0531AGB-GAH-AX
UPD78F0531AGCA2-GAL-G
UPD78F0531AGCA-GAL-G
UPD78F0531AGC-GAL-AX
UPD78F0531AGKA2-GAJ-G
UPD78F0531AGKA-GAJ-G
UPD78F0531AGK-GAJ-AX
UPD78F0531GA-9EV-A
UPD78F0531GB(A)-GAH-AX
UPD78F0531GB(A2)-GAH-AX
UPD78F0531GB-UEU-A
UPD78F0531GC(A)-GAL-AX
UPD78F0531GC(A2)-GAL-AX
UPD78F0531GK(A)-GAJ-AX
UPD78F0531GK(A2)-GAJ-AX
UPD78F0531GK-UET-A
，弄清了监控的各部分的理论知识和监控系统的组成以及作用后，你就可以提出问题了，提出问题是学习的关键。提出问题证明你思考了，才会记得牢，学的快。3，在你平时的物业强电工作中多多留心注意身边的监控系统：摄像头，线，电源线，电源模块，同轴电缆，BNC接头，网络接口，硬盘录像机等等，比较实物和理论能让你快速成长。4，在日常工作中不断提出问题，：硬盘录像机什么作用？都有哪些接口，分屏怎么处理？模拟摄像头和数字信号摄像头什么区别？之后借助书籍或者网络寻求，当然，有条件的话可以去请教弱电师傅们，这样针对问题成长会非常快。