.某电阻元件的额定数据为“1KΩ、2.5W”,正常使用时允许流过的最大电流为( )。
发布时间:2026-04-10
A.50mA
B.2.5mA
C.250mA
D.150mA
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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69505' and id < 4502674 and id<>'4502674' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69505' and id > 4502674 and id<>'4502674' order by id asc limit 5
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