相关单词近义词 gas 煤气临近词Gaseous CRM, gaseous, gaseous extinguishing agent, gaseous insulating material, gaseous fuel calorific value, gaseous source predeposition, gaseous extinguishing system, gaseous conduction rectifier, gaseous treatment atmosphere, gaseous dielectric breakdown, gaseous cyclohexane oxidation, gaseous fuel specific gravity 返回 gaseous state