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Secure Digital Memory Card.
安全电子存储卡。
youdao
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The main development and production of USB Flash Disk, memory card, such as digital products.
主要开发和生产usb优盘、记忆卡等数码产品。
youdao
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The main development and production of USB Flash Disk, memory card, such as digital products.
主要开发和生产usb优盘、记忆卡等数码产品。
youdao