در دستگاه‌های الکترونیکی مانند تلفن همراه، از باتری‌های لیتیومی استفاده می‌شود؛ که حالا فناوران دانشگاه صنعتی امیرکبیر موفق شدند نسل جدید این باتری‌ها را با کمک فناوری نانو تولید کنند.
در دستگاه‌های الکترونیکی مانند تلفن همراه، از باتری‌های لیتیومی استفاده می‌شود؛ که حالا فناوران دانشگاه صنعتی امیرکبیر موفق شدند نسل جدید این باتری‌ها را با کمک فناوری نانو تولید کنند.
Messages are not fully encrypted by default. That means the company could, in theory, access the content of the messages, or be forced to hand over the data at the request of a government. He said that since his platform does not have the capacity to check all channels, it may restrict some in Russia and Ukraine "for the duration of the conflict," but then reversed course hours later after many users complained that Telegram was an important source of information. Groups are also not fully encrypted, end-to-end. This includes private groups. Private groups cannot be seen by other Telegram users, but Telegram itself can see the groups and all of the communications that you have in them. All of the same risks and warnings about channels can be applied to groups. Friday’s performance was part of a larger shift. For the week, the Dow, S&P 500 and Nasdaq fell 2%, 2.9%, and 3.5%, respectively. Russian President Vladimir Putin launched Russia's invasion of Ukraine in the early-morning hours of February 24, targeting several key cities with military strikes.
from in
