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初中化学第99页图67的实验。如果有气体燃化管时,当充进适量的气体后,用感应圈使燃化管端的两个白金丝间发生火花放电非常方便,但是如果
Junior high school chemistry p. 99 Figure 67 experiments. If there is a gas burning pipe, it is very convenient to spark discharge between the two platinum wires at the end of the burning pipe by using the induction ring after charging the proper amount of gas. However, if