这表明实例一可以与实例二通信。

This shows that instance one can communicate with instance two.

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结构可具有第一通孔和第二通孔。

The structure may have a first through-hole and a second through-hole.

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结构可具有第一通孔和第二通孔。

The structure may have a first through-hole and a second through-hole.

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