4g其实没什么具体,名称叫法只对于2g和3g的;lte是英文long term evolution写。lte也被通俗的称为3.9g,具有100mbps的数据下载能力,被视作从3g向4g演进的主流技术; 2g(移动和联通gsm、电信cdma);3g(移动td-scdma、联通wcdma、电信cdma2000);4g(联通fdd-lte,移动tdd-lte,电信目前不详); 2g无线通讯技术主要是语音...
这是会计当中借贷的概念。debitverb 记入(账户)的借方when your bank debits your account, money ** taken from it and paid to someone else.“借记”就是扣钱支付给别人。credit verb (给账户)存(钱);把…记入贷方when a sum of money ** credited to an accou...
not h**e international credit没有国际信用双语对照例句:1.if they did, they wouldn't h**e credit cards. 如果他们在意,他们不会去拥有**。2.we also h**e international health insurance covering medical emergenciesand evacuations...