The ride-in design is a proven labor saving device and tales the back-breaking work out of raking concrete.
在设计乘坐了一套行之有效的省力设备和故事背后开拓性工作的清污具体了。
Automatic lubrication device and automatic tension feeding system provide effective control over high quality fabric while saving time and labor for the user.
自动循环打油，自动断纱系统，有效控制高质量织物，使用者省时省工省力。
Compared with prior fertilization mode or device, the utility model has the advantages of saving labor and time, not hurting the seedlings and high fertility utilization ratio.
与现有追肥方法或装置相比，具有省工省时、不伤苗、肥力利用率高等优点。
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