描述
接地体和接地网干线所用钢材规格可按下表选用，若接地电阻满足不了要求时，也可选用铜材。如果接地体和接地网干线安装在腐蚀性较强的场所，应根据腐蚀的性质采取热镀锌、热镀锡等防腐措施或适当加大截面。
Organon Teknika MDA 180 Multi-Channel Discrete Analyzer
Harris TV 30L Television Transmitter FMT32669-001
Sensidyne Combustible and Toxic Gas Detection System +
Lepel LUP12-50/30 Induction Heater Power Supply
Pryor Pryormark 35 Floor Standing Roll Marking Machine
SVG MICRASCAN II DUV STEPPER SCANNER CONTROL UNIT
