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在实验室中,一般只具备1～2种城市煤气的气源,要想检测各种城市煤气的用气 设备,不具备的气源只有靠配气的手段来解决。现将配制城市煤气的方法介绍如下。
In the laboratory, there are generally only one or two types of gas sources for city gas. In order to detect gas equipment for various types of city gas, gas sources that are not available only have to be solved by means of gas distribution. The method for preparing city gas is described below.