呼叫者通过按键话机触发系统软件.The caller activates the system software through touch tone telephone.通话呼叫者和通话接收者都由SIP地址来识别.Callers and call receivers are identified by SIP addresses.识别恶意呼叫者.Identification of malicious callers....
Brazil has felt vulnerable to soaring oil prices and to supply disruptions.巴西感到经受不了油价飞涨和供应中断的威胁.While these disruptions in life are not easy, they are necessary.即使这些碎片在生命里是很不容易的, 但却是必须的.Effects of machine failure , set -...