B×3030×B3×BB×31×31×3B×3var_0float32[B,30]Transposetranspose_rhs_0MatMuldot_general_matmul_0float32[3,30]A〈3×30〉Transposetranspose_0Reshapereshape_for_broadcast_0float32[3]data〈3〉int64[2]shape〈2〉Expandexpand_0int64[2]shape〈2〉Addadd_0var_3float32[B,3]