| Subject | English | Chinese |
| comp., net. | broadband local exchange carrier | 宽带本地交换通信公司 |
| commun., railw. | combined local/tandem exchange office | 市话/汇接合用交换局 |
| telecom. | combined local/toll exchange | 市话/长话合用交换机 |
| telecom. | combined local/toll exchange | 本地/长途合用交换机 |
| telecom. | combined local/transit exchange | 市话/汇接组合交换机［局］ |
| telecom. | combined local/transit exchange | 本地/转接混合交换局 |
| IT | competitive local exchange carrier | 有竞争力的本地交换运营商 |
| telecom. | competitive local exchange carrier | 新崛起的本地电信公司美国于1996 年修订电信法案，允许 IXC, Cable TV 等公司竞争经营本地电信业务 |
| telecom., amer. | competitive local exchange carrier CLEC | 新崛起的本地电信公司美国于1996 年修订电信法案，允许 IXC, Cable TV 等公司竞争经营本地电信业务 |
| el. | competitive local exchange carrier | 竞争性本地交换通信商 |
| telecom., amer. | competitive local exchange carrier | 与LEC 竞争的本地电话信公司 (CLEC) |
| el. | competitive local exchange carrier | 富有竞争力的本地网络运营商 |
| telecom. | competitive local exchange carrier | 与LEC 竞争的本地电话信公司 |
| comp., net. | competitive local exchange carriers | 竞争本地交换运营商 |
| el. | digital local exchange | 本地数字交换机 |
| telecom., amer. | incumbent local exchange carrier ILEC | 老牌的本地电话公司美国1996 年电信法案中的名词，与 CLEC 相对 |
| telecom., amer. | incumbent local exchange carrier | 老牌的本地电话公司美国1996 年电信法案中的名词，与 CLEC 相对 |
| el. | incumbent local exchange carrier | 在业的本地交换运营商 |
| el. | incumbent local exchange carrier | 在业的本地交换通信商 |
| comp., net. | incumbent local exchange carrier | 本地交换运营商 |
| el. | independent local exchange carrier | 独立本地交换运营商 |
| el. | independent local exchange carrier | 独立本地交换通信商 |
| el. | Intel local bus exchange | 英特尔局域总线交换机 |
| el. | Internet local exchange carrier | 因特网本地业务运营商 |
| telecom. | ISDN local exchange | 综合业务数字网本地交换局 |
| el. | large local exchange | 大型市话局 |
| el. | large local exchange | 大型本地交换机 |
| consult. | local and foreign exchange | 本国货币和外汇 |
| el. | local automatic circuit exchange | 市内自动线路交换机 |
| energ.ind. | local automatic circuit exchange | 市内自动电路交换 |
| telecom. | local battery magneto call telephone exchange | 用手摇发电机呼叫的磁石式电话交换机 |
| el. | local battery telephone exchange | 市内电话交换机 |
| gen. | local battery telephone exchange | 磁石式电话交换机 |
| gen. | local battery with buzzer calling telephone exchange | 用蜂鸣器呼叫的磁石式电话交换机 |
| gen. | local battery with magneto and buzzer calling telephone exchange | 用手摇发电机和蜂鸣器呼叫的磁石式电话交换机 |
| space | local digital message exchange | 本地数字报文交换 |
| el. | local digital message exchange | 本地数字信息交换机 |
| tech. | local exchange | 地区内部交换 |
| telecom. | local exchange | ISDN 本地交换局 |
| telecom. | local exchange | 市内电话局 |
| telecom. | local exchange | 本地交换机 |
| telecom. | local exchange | 市话局 |
| telecom. | local exchange | 本地交换局 |
| telecom. | local exchange | 本地局 |
| el. | local exchange | 地区性电话交换机 |
| el. | local exchange | 当地交换 |
| exhib. | local exchange | 市内电话交换机 |
| el. | local exchange | 局部交换 |
| el. | local exchange | 本地交换机 |
| telecom. | local exchange | 市话交换机 |
| tech. | local exchange | 市内交换 |
| telecom. | local exchange area | 市内电话交换区 |
| space | local exchange carrier | 本地交换载波 |
| el. | local exchange carrier | 本地交换通信商 |
| IT | local exchange carrier | 本地电话公司 |
| el. | local exchange carrier | 本地网络［业务］运营商 |
| telecom., amer. | local exchange carrier | 本地电话公司 (LEC) |
| telecom., amer. | local exchange carrier LEC | 市话公司与 IXC 相对 |
| telecom., amer. | local exchange carrier | 市话公司垄断该 LATA 内的本地网业务,1996年修订电信法,本地业务开放竞争,不再由 LEC 垄断 |
| comp., net. | local exchange carriers | 本地交换运营商 |
| tech. | local exchange center | 地区交换中心 |
| busin. | local exchange center | 地方交易中心 |
| tech. | local exchange center | 市话局 |
| tech. | local exchange center | 本地交换中心 |
| el. | local exchange channel | 本地交换通道 |
| IT | local exchange loop | 地区交换环路 |
| el. | local exchange node | 本地交换节点 |
| IT | local exchange operation system | 本地交换运行系统 |
| el. | local exchange operation system | 本地交换局运行系统 |
| phys. | local exchange potential | 局域交换势 |
| busin. | local exchange service | 地方交易所业务 |
| el. | local exchange test bed | 市内电话局测试台 |
| el. | local exchange test bed | 本地交换机试验台 |
| busin. | local foreign exchange reserve | 地方外汇储备 |
| telecom. | local tandem exchange | 市话汇接交换机 |
| el. | local telephone exchange | 市话交换局 |
| telecom. | local telephone exchange | 本地交换局 |
| el. | local telephone exchange | 本地电话交换机 |
| IT | local telephone exchange | 本地电话交换局 |
| telecom. | local telephone exchange | 市话局 |
| tech. | local telephone exchange | 市内电话局 |
| telecom. | local transit exchange | 市话转接交换机 |
| telecom. | local transit exchange | 市话转接局 |
| telecom. | local/tandem exchange | 市话/汇接合用式交换机 |
| telecom. | local/toll exchange | 市/长合用交换机 |
| telecom. | local/toll exchange | 市话/长话合用式交换机 |
| telecom. | local/transit exchange | 来话/转话合用式交换机 |
| el. | medium local exchange | 中规模市话交换机 |
| el. | Q-interface at the local exchange | 本地交换机的Q接口 |
| el. | small local exchange | 小型本地交换机 |
| telecom. | small local exchange | 小型市话局 |
| telecom. | stand-alone digital local exchange | 独立的数字本地局 |
| el. | very small local exchange | 超小容量市话局 |
| proj.manag. | When an Asian central bank buys dollars in exchange for local currency, the net result is an addition to the domestic money supply | 当一家亚洲央行用当地货币买进美元时、净结果就是国内货币供应量上升 |