取[tex=6.643x1.286]IOA/B1HSu7wZU74OGbS+Ig==[/tex][tex=6.643x2.786]0jL1EHm7XMFv3/WsZdrolKodJV4SbzGOSlLtiIJMxbR7Y0xelrSvWoGsseyUU9ANdxgrKPQaSKvDZIdYVw+F5g==[/tex], 验证[tex=9.571x3.071]mqOKs44jrJgbK/+3e5yEgQvOlYwlVCS8ck4Fl652TJ870MDUs0CwI3ho2gc14wvU/+tiV06B3/eguknJJ5U8swzixTq7mpCFaquvFCmQRaZACMOObyJZvSfzDjTZKp813keeQsmEqSzTpArPY/2/Ogykm2Q9Foxv9RR3cfet2Is=[/tex].
取[tex=6.643x1.286]IOA/B1HSu7wZU74OGbS+Ig==[/tex][tex=6.643x2.786]0jL1EHm7XMFv3/WsZdrolKodJV4SbzGOSlLtiIJMxbR7Y0xelrSvWoGsseyUU9ANdxgrKPQaSKvDZIdYVw+F5g==[/tex], 验证[tex=9.571x3.071]mqOKs44jrJgbK/+3e5yEgQvOlYwlVCS8ck4Fl652TJ870MDUs0CwI3ho2gc14wvU/+tiV06B3/eguknJJ5U8swzixTq7mpCFaquvFCmQRaZACMOObyJZvSfzDjTZKp813keeQsmEqSzTpArPY/2/Ogykm2Q9Foxv9RR3cfet2Is=[/tex].
线路负载最大功率为800W,电压为220V,电流为4A,则功率表的额定电压和额定电流应选()。 A: A150V,20A B: B200V,IOA C: C300V,5A D: D380V,2A
线路负载最大功率为800W,电压为220V,电流为4A,则功率表的额定电压和额定电流应选()。 A: A150V,20A B: B200V,IOA C: C300V,5A D: D380V,2A
1