开沟器

开沟器 [kāi gōu qì]

1. ■ furrow opener; furrower; drill boot; colter boot; opener boot; opening share

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常用词组

1. ■ 开沟器拉导杆 furrow opener dragbar; open draw rod;

2. ■ 开沟器起落机构 colter lift; colter raising mechanism;

3. ■ 开沟器体 opener shank