The computer optimization and the decision supporting system of minepump time is provided in this paper.
对矿井水泵用电时间进行研究，得出矿井水泵用电时间计算机优化与决策系统。
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I love my Medela Pump In Style, I have had mine since 2006 with the birth of our first son and I am using it again now with the birth of our second son 2008.
Water source heat pump of mine waste heat recovery is a new type of high grade energy saving technology, which pump low-grade heat into high-grate thermal energy.