public String queryDepreciationCaculatorByEquipment()//根据设备id，查询折旧计算器
{
EquipmentManagementService equipmentManagementService = (EquipmentManagementService)StorageService.ctx.getBean("equipmentManagementService");
if(equipmentManagementService!=null)
{
resultInfo = equipmentManagementService.queryDepreciationCaculatorByEquipment(request.getParameter("equipment_id"));
}
return SUCCESS;
}
public String addDepreciationCaculator()//根据设备id，添加计算器；并根据输入计算资产净值，返回；一个设备只能对应0个或一个计算器，需判断