41 | U.S. Probes Wireless Carriers` Work on SIM Card Alternative (簡訳:米国、SIMカードに代わる無線通信事業者の調査) | ----------- | |
WSJ.com: WSJD | 2018-04-21 10:10 | ????0? | |
The U.S. Justice Department is investigating whether U.S. wireless carriers and an industry trade group teamed up to make it harder for cellphone subscribers to switch providers. -- ???????? | |||
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