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。
Shimadzu Vacuum Turbopump TMP-203M untested
Shimadzu Turbopump TMP-3403LMTC rebuilt 3620-00486
Shimadzu Libror EB-330S 330 Gram Digital Lab Scale
Shimadzu GC-9A Lab Gas Liquid Chromatograph Equipment
Shimadzu Vacuum Turbopump TMP 280-L working