我不太明白一個事,既然2個門螺絲那麽緊,都擰花絲了,為什麽你把螺絲頭鑽掉,就可以較輕鬆的用鉗子把他們擰出來呢?我想象應該還是緊的呀?
我不太明白一個事,既然2個門螺絲那麽緊,都擰花絲了,為什麽你把螺絲頭鑽掉,就可以較輕鬆的用鉗子把他們擰出來呢?我想象應該還是緊的呀?
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