Фото: Kevin Lamarque / Reuters
The other metric that sometimes pops up on MicroSD cards is the Application Performance Class. Rather than referring to the minimum speed for writing predictable data in large chunks to the card, this number references the capability to random smaller read and write operations, like you might have when running an application stored on the card. There are currently only two options here, A1 and A2, with the A2 being the faster, newer standard. While there are some exceptions, most of the V30 or higher MicroSD cards I see for sale online are A2, but it's worth keeping an eye out for if you plan on using the card in your phone.。纸飞机下载对此有专业解读
Россиянам раскрыли способ упаковки вещей в ручную кладь по методу «судоку»20:51，更多细节参见51吃瓜
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