The fully open jaw size is always made larger than it needs to be in order to allow fine adjustments to exactly fit the ball grid.
完全开着地颚大小老是被做比它需要的更大是为了要让好的调整完全地适合球格子。
The fully open jaw size is always made larger than it needs to be in order to allow fine adjustments to exactly fit the ball grid.
完全开着地颚大小老是被做比它需要的更大是为了要让好的调整完全地适合球格子。
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