this paper studied the technology of the quantitative pouring with the electromagnetic pump applied to the aluminum alloy squeeze casting.
本文研究了用于铝合金挤压铸造的电磁泵定量浇注技术。
Squeeze the rubber bulb to pump out the air from the tube, thereby creating suction.
?挤压橡胶球泵的空气管, 从而创造吸力.
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