Automated Main Distribution Frame

en-GB/ˈɔːtəˌmeɪtɪd ˈmeɪn ˌdɪstɹɪˈbjuːʃn ˈfɹeɪm/
en-US/ˈɔdəˌmeɪdɪd ˈmeɪn ˌdɪstɹəbˈjuʃən ˈfɹeɪm/

Danh mục:

main distribution frametelephone exchange