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The knife is a pump knife with the functions of pump and is arranged above the wave-shaped curved surface.
刀为具有泵功能的泵刀,设置在波形曲面上方。
youdao
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The knife is a pump knife with the functions of pump and is arranged above the wave-shaped curved surface.
刀为具有泵功能的泵刀,设置在波形曲面上方。
youdao