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- By analyzing the detecting features of seed metering device, a calibra tion method of camera system that is only composed of a single camera and a flat mirror is proposed. 通过对排种器性能检测的特点分析，提出了由单摄像机和平面镜组成的摄像系统标定方法。
- The principle of ITV image position analysis and its application in the research of the pneumatic type seed metering device are described in this paper. 本文论述了应用工业电视研究气力轮式排种器的试验分析技术和试验结果。
- As a new type of seed meter, it has been employed in the direct seeder (model: 2BQYF-6A) successfully. 气压式精密排种器，已应用在2BQYF-6A气压式硬茬播种机上。
- Based on measuring, statistics and research on configurational characteristics of garlic clove, the key component of rotary garlic single-clove directional seed metering device is designed. 摘要在对蒜瓣外形特征进行测量并统计研究等基础上，设计了旋转式蒜瓣单粒定向取种器的关键部件-仿生种穴排种盘的结构形式。
- Analysis of the Curved Surface of Seed Pushing Wheel for Multiple Function Precision Seed Metering Device 多功能精密排种器推种轮齿形曲面的分析
- cylindric tube air - suction seed metering device 圆管气吸式排种器
- seed metering device for under plastic mulch 膜下排种装置
- stationary-opening seed metering device 定孔式排种器
- air - suction precision seed metering device 气吸式精密排种器
- air- suction seed metering device 气吸式播种机
- single-clove directional seed metering device 单粒定向取种器
- If I fall asleep at the wheel wake me up. 如果我开车时睡着了，就叫醒我。
- My wheel twisted off in the middle of the car race. 我的车轮子在汽车比赛中途脱掉了。
- His father is a big wheel in the government. 他的父亲是政府里的要人。
- I got a flat tire of the rear wheel of my bicycle. 我自行车的后轮车胎没气了。
- Controller for seed metering device used in precision drill 精密播种机排种自动控制装置
- No one can hold back the wheel of history. 谁也无法阻止历史车轮的前进。
- The car crashed when the wheel flew off. 车轮突然脱落，汽车接着失事。
- pneumatic high-speed seed metering device for precision planting 气动高速精密排种器
- The bolt sheared (off) and the wheel came off. 螺栓折了，轮子脱了出来。
