A.片厚则涡流损耗大,片薄则涡流损耗小
B.片厚则涡流损耗大,片薄则涡流损耗大
C.片厚则涡流损耗小,片薄则涡流损耗小
D.片厚则涡流损耗小,片薄则涡流损耗大
[单选题]变压器的铁芯硅钢片()。A.片厚则涡流损耗大,片薄则涡流损耗小B.片厚则涡流损耗大,片薄则涡流损耗大C.片厚则涡流损耗小,片薄则涡流损耗小D.片厚则涡
[单选题]变压器的铁芯硅钢片()。A.片厚则涡流损耗大,片薄则涡流损耗小B.片厚则涡流损耗大,片薄则涡流损耗大C.片厚则涡流损耗小,片薄则涡流损耗小D.片厚则涡
[单选题]变压器的铁芯硅钢片( )。A.片厚则涡流损耗大,片薄则涡流损耗小B.片厚则涡流损耗大,片薄则涡流损耗大C.片厚则涡流损耗小,片薄则涡流损耗小D.片厚则
[单选题]变压器的铁芯硅钢片( )。A.片厚则涡流损耗大,片薄则涡流损耗小B.片厚则涡流损耗大,片薄则涡流损耗大C.片厚则涡流损耗小,片薄则涡流损耗小D.片厚则
[单选题]变压器的铁芯硅钢片( )。A.片厚则涡流损耗大,片薄则涡流损耗小B.片厚则涡流损耗大,片薄则涡流损耗大C.片厚则涡流损耗小,片薄则涡流损耗小D.片厚则
[单选题]为了()变压器铁芯采用硅钢片叠成。A . 便于安装B . 减小涡流及磁滞损耗C . 降低成本D . 使用安全
[主观题]变压器铁芯为什么要用涂漆的硅钢片制造?
[问答题] 变压器铁芯为什么要用涂漆的硅钢片制造?
[单选题]变压器的铁芯采用硅钢片制成,这是为了()。A .减轻重量B .减少铁损C .减小尺寸D .拆装方便
[问答题] 变压器铁芯为什么用硅钢片叠成,而不用整块铁芯?