1、将电极掩护帽取下，对准仪器接口顺时针微微缭绕至紧（不行使劲过大）翻开电源电门，将电极拔出被测溶液，仪器预示该溶液的pH值。要害是轻盈不便。测量结束，开放电源，松开锁定，卸下电极，套好电极掩护套（掩护套里装有氯化钾掩护溶液）。久置不必后从新启用 ...
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