t*y
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Suction is the creation of a partial vacuum, or region of low pressure. The
pressure gradient between this region and the ambient pressure will propel
matter toward the low pressure area.
【在 C***7 的大作中提到】
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Suction is the creation of a partial vacuum, or region of low pressure. The
pressure gradient between this region and the ambient pressure will propel
matter toward the low pressure area.
【在 C***7 的大作中提到】
: Thanks!
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