So inside the graphite, the pebbles are literally dropped in place and discharged through the bottom and then recycled.
所以，在石墨里面，卵石是，掉进去了，还通过这个底部排出去了，然后被回收了。
So inside the graphite, the pebbles are literally dropped in place and discharged through the bottom and then recycled.
所以，在石墨里面，卵石是，掉进去了，还通过这个底部排出去了，然后被回收了。
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