The limit of accuracy is based upon the quality of the mass balance data, meter calibrations, flue gas analysis, and air flow meter accuracy.
精确程度取决于质量平衡数据的质量、量表的校验、燃料气分析以及空气流量表的精度。
Scale, stop-clock, laboratory balance, thermometer, pH meter.
尺规，计时器，电子秤，温度计，酸碱度计。
The quick trunk injector comprises a reservoir pressure-meter, a spring balance, a transfusion pipe, a liquid valve, an air pinhead and a switch.
快速树干注射器主要由贮液瓶、压力表、弹簧秤、输液管、注药口、气门嘴、注射针头、开关等几部分组成。
This paper have discussed the several measuring instruments such as electronic balance, pH Meter and spectrophotometer in the laboratory.
实验结果表明，用酸度计法分析结果的准确度和精密度优于现有国内外使用的醋酸钠含量分析方法。
This paper have discussed the several measuring instruments such as electronic balance, pH Meter and spectrophotometer in the laboratory.
实验结果表明，用酸度计法分析结果的准确度和精密度优于现有国内外使用的醋酸钠含量分析方法。
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