检查确认吸料软管有没有顶在料桶壁上。
Check that the suction hose does not press against the feeding tank.
主要是提供电磁铁的直流电源及完成(吸、放料)控制要求。
The main purpose is to provide DC power supply and complete (suction, discharge) control requirements.
回吸量太大：气泡，焦斑，料垫不稳。
Too much retract: Air bubble, burns, and unstable melt cushion.
回吸量太大：气泡，焦斑，料垫不稳。
Too much retract: Air bubble, burns, and unstable melt cushion.
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