α€α°α°α¦αΌΒ α°αα α¨file speed αααα΅ α₯α ααα«α¨α‘ α¨α ααα α³ααα α¨ tele α½αα αα
α₯α΅αͺα΅α°α«α¨α αα³αα΅ αα
α₯α΅αͺα΅α°α«α¨α αα³αα΅ αα