Inaccurate measurement of the mean temperature of petroleum and its liquid products stored in a tank results in low measuring precision of the liquid volume.
油罐中石油及其液体产品的平均温度测量不准，将直接影响着液体体积的测量精度。
The micro Pt-film thermal resistors of high precision are developed to match the ICs for precise temperature measurement in industry and scientific research.
本项研究目的是制作微型高精度铂薄膜热敏电阻器与集成电路配合，用于工业和科研中温度的精确测量。
The existing density compensator model does not fit high temperature and pressure saturated vapor, the density compensator precision is low and causes big error in saturated vapor measurement.
现有的密度补偿模型不适合高温高压饱和蒸汽的流量测量，密度补偿精度较低，导致蒸汽流量测量误差较大。
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