请英语高手帮我翻译一下这段话，不要翻译器的，谢谢

Gears with reduced tooth depth(internal gear)
At gear teeth with reduced tooth depth, the measuring balls do not git the tooth surface but the gable bottom(Fig.9). For this we offer flatten measuring balls.

Flatten measuring balls with reduce tooth depth

Gears with reduced tooth depth(internal gear)
已减低齿高的齿轮（内齿轮）
At gear teeth with reduced tooth depth, the measuring balls do not fit the tooth surface but the gable bottom(Fig.9). For this we offer flatten measuring balls.
在已减低齿高的轮齿上，测定量钢珠无法通过轮齿表面但是可以通过齿槽底面（如图9）。我们选用扁平化测量球。
Flatten measuring balls with reduced tooth depth
以减低齿高的扁平化测量球

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