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自从电信局推出了智能网中国电话卡——300卡以来,该项业务在全国飞速发展,受到许多人的青睐。尤其是经常在外地的用户购买了300卡之后,不用持卡便可使用街头公用电话、IC卡电话或任何一部双频电话拨通国内国际长途。在有些城市,用300卡拨打长途电话比用普通电话拨打长途还便宜一些。但是,凡使用过300卡的用户都有一种感受,便是“费时”,特别是回传呼时,匆匆找到电话,拨通300网后,输入帐号、密码共16位,若哪个键按错了,又必须重新输入,即使打市话也不能忘记拨区号,这样给用户带来了不少的烦恼。笔者在多
Since the bureau launched the smart card China Phone Card - 300 card, the business has been booming throughout the country and is favored by many people. In particular, after frequent users in the field purchase 300 cards, they can dial domestic and international long distance calls using a public telephone, an IC card phone or any dual-band phone without using a card. In some cities, making long distance calls using 300 cards is also cheaper than using regular calls. However, all users who have used 300 cards have a feeling of being “time-consuming”. In particular, when calling back, they hurried to find the phone number and dial 300. After entering the account number and password, a total of 16 keys were used. If any key was pressed incorrectly , But also must re-enter, even if the call can not forget to dial the area code, so to the user a lot of trouble. I am more