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7.SK-YTLLY-Ⅱ型硝酸数控计量发货装置完成单位:武汉市物资储运公司自沙洲仓库该装置主要由改进了的涡轮流量变送器、数控仪和硝酸液位显示器等组成。其中,涡轮流量变送器选用耐硝酸的新型不锈钢和聚四氟乙烯为原料,并在结构上有重大改进;研制成功微型数控仪,改进了数控仪的电路设计,使计量精度提高了两个数量级,并
7. SK-YTLLY-II Nitric Acid Digital Metering and Dispensing Device Completed Unit: Wuhan Material Storage and Transportation Company from Shazhou Warehouse The device is mainly composed of an improved turbine flow transmitter, numerical controller and nitric acid level indicator. Among them, the turbine flow transmitter uses nitric acid-resistant stainless steel and PTFE as raw materials, and has a major structural improvement; successfully developed a miniature numerical control instrument, improved the circuit design of the numerical control instrument, and improved the measurement accuracy by two. Order of magnitude, and