ZHG-1壁掛式指揮機是為大、中、小型艦船提供整船內部電話服務的設備。 CK series marine automatic telephone system is application for all kinds of vessels; It suppo... HY
采用標準 《鋼質海船入級規(guī)》 2012 YD/T729-94《程控交換機進網檢測方法》 GF002-9002.4《郵電部電話交換設備總技術規(guī)范書》
Adopt standard Rules for the Classification of Sea-going Steel Ships(2012) YD/T729-94 Method for Automatic Exchanger Netword Access GF002-9002.4 Technique specification for Automatic Exchanger Equipments in Technical Ministry of Posts and Tele Communication
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