性能与特点：
1.体积小，安装方便、使用简易。附止逆装置避免油回流。通用
于对油量要求不严格的润滑场所。
2.适用于润滑系统较简单的机械。
3.油品粘度：20-150cst。
Performance and features:
1.Small size,easy to use and install. With anti-backup device to avoid oil backflow. It is
commonly used in places where lubrication is not strictly required.
2. Applicable to simpler lubrication system.
3. Oil viscosity: 20-150 cst.
Performance and features:
1.Small size,easy to use and install. With anti-backup device to avoid oil backflow. It is
commonly used in places where lubrication is not strictly required.
2. Applicable to simpler lubrication system.
3. Oil viscosity: 20-150 cst.
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