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用固体电极(即纳氏拉电极)与锑电极组成原电池作为pH值的测量元件,并改制和自制了与它配套用的变送器和执行机构,实现了盐水pH值的自动调节。
Using solid electrode (Nath’s pull electrode) and antimony electrode to form a primary cell as a measuring element of pH value, and reforming and self-made supporting the use of transmitters and actuators to achieve the automatic adjustment of the pH value of the brine.