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。
STEC SEC-4000M O2 50 SCCM MASS FLOW CONTROLLER MFC
TYLAN 2950 0.5 SLPM 5% PH3 95% N2 MASS FLOW CONTROLLER
MKS HPS MANUAL ANGLE VALVE UHV-40-ACC-EAVM 2 3/4 FLANGE
NATIONAL INSTRUMENTS NI PCI-GPIB 183617G-01 CARD
UNIT UFC-8160 2 SLM N2 MASS FLOW CONTROLLER MFC
UNIT UFC-8101 1 SLM Ar MASS FLOW CONTROLLER MFC