[ * '字段英文名' =》 '字段中文名' * ] */ return [ [ 'key' =>'code', 'value' => '存货编码', ], [ 'key' =>'title', 'value' => '存货名称', ], [ 'key' =>'size', 'value' => '规格型号', ], [ 'key' =>'category', 'value' => '所属类别', ], [ 'key' =>'unit', 'value' => '计量单位', ], [ 'key' =>'cost', 'value' => '成本单价', ], [ 'key' =>'business_cost', 'value' => '业务成本单价', ], [ 'key' =>'major_client_settlement_price', 'value' => '大客户结算单价', ], [ 'key' =>'write_off_price', 'value' => '核销单价', ], [ 'key' => 'return_change_price', 'value' => '退货损耗单价', ], [ 'key' => 'mark', 'value' => '备注', ], ];