【单选题】一电感器电感为100mH,通过的电流50A,电感器所储存的磁场能量为( )焦。
【多选题】4413企业采用赊销方式销售商品,付出商品时按合同规定为购买方代垫运杂费,企业应记入“应收账款”账户进行核算的内容有( )
【单选题】听力原文:I'd like you to meet our sales manager Mr. Jackson. (A) Where has he gone? (B) It's very nice to meet you, Mr. Jackson. (C) What about next Friday? (29)
【单选题】听力原文:I'd like you to meet our sales manager Mr. Jackson. (A) Where has he gone? (B) It's very nice to meet you, Mr. Jackson. (C) What about next Friday? (37)
【单选题】一电感器电感为100mH,通过的电流50A,电感器所储存的磁场能量为 ( )J。