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Shop for Design of a performance-adaptive GPC-PI control system for controlling a weigh feeder.
$49.95 from eBay - dreamingparts
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$440.03 from AliExpress.com
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$65.78 from Vipih.com
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+$44.48 shipping$1,069.65 from RDO Equipment Co.
+$23.85 shipping$170.55 from Newegg.com - waqich
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