耕深

耕深 [gēng shēn]

1. ■ tilling depth

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常用词组

1. ■ 耕深调节轮 depth wheel;

2. ■ 耕深调节螺杆 depth screw gear; depth-adjusting screw;

3. ■ 耕深调节器 depth control device;

4. ■ 耕深调节凸轮 depth control cam