描述
逻辑地:也叫机器逻辑地、主机电源地,是计算机内部的逻辑电平负端公共地,也是+5V等的电源输出地。如CPU的正负5伏、正负12伏的负端。需要接入公共接地极。
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10 HP Busch / Hill-Rom / Medaes Vacuum Pump
KINNEY #KT500 VACUUM PUMP
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CTI-Cryogenics Model 8510 Compressor ( NO HOURS)
Quincy QSVB-10 rotary screw vacuum pump 10 HP
Edwards Dry Vacuum Pump iQDP80 rebuilt