搜索优化
English
搜索
Copilot
图片
视频
地图
资讯
购物
更多
航班
旅游
酒店
房地产
笔记本
Top stories
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
时间不限
过去 1 小时
过去 24 小时
过去 7 天
过去 30 天
按相关度排序
按时间排序
EDN电子技术设计
20 天
检测故障电容:揭密电容、ESR、相位角和耗散因数
rT5ednc 即使电容值在范围内,仍然不表示电容没问题!请设定LCR表来测量ESR。根据经验,基本上ESR值越低,电容器就越好。ESR取决于电容的频率、尺寸和制造质量,但是,如果您不想查找电容的数据表,维修经验和一些参考表格可以为您提示一个良好的ESR值。
一些您可能无法访问的结果已被隐去。
显示无法访问的结果
今日热点
Joe Biden pardons son
'Days of Our Lives' star dies
Stellantis CEO resigns
‘Annie Hall' co-writer dies
Trump warns BRICS nations
AK boat capsize: 5 missing
Hosts AIDS Memorial Quilt
Tapped as FBI director
Record defense spending OK'd
To end cabin service earlier
Arms sale to Taiwan OK'd
Israeli strike in Gaza
3-yr extension w/ Jaguars?
Big Ten fines Michigan, OSU
Protests in Georgia spread
Adani on US indictment
Hall of Fame coach dies
Chiefs clinch playoff berth
Arctic blast in US
Home explosion in Missouri
Outage at Philly airport
Returns to Stanford as GM
Launches bid for DNC chair
US Ambassador to France pick
FIFA hosting bid report
Florida sheriff to lead DEA
Arrives in Hawaii
Charged in fatal shooting
Record $10.8B spent online
Verstappen wins Qatar GP
Cancels show due to injury
反馈