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设计了一种适应于现场和野外工作使用、能方便地测量出热线的特征常数，以及热线的特征频率的便携式热线校准仪，具有体积小、成本低、适应性强等优点，是一种比较合理实用的热线风速仪配套产品。
A portable hotline calibrator designed to fit the field and field work, which can easily measure the characteristic constant of the hotline and the characteristic frequency of the hotline, is designed with the advantages of small volume, low cost and strong adaptability Reasonable and practical hotline anemometer ancillary products.