标准气温测定是在离地面5英尺左右的百叶箱中进行的。
Standard temperature observations are made in thermometer shelters about 5 feet above the ground.
温度表置放于远离障碍物的百叶箱中，以便取得自由运动空气的标准值。
Thermometers are placed in shelters far away from obstacles so as to get free-moving air standard values.
最后论述了不同类型百叶箱的滞后误差以及百叶箱的热惯性在测温中的应用。
Finally, the lag errors of different designs and the applications of shelter thermal inertia in temperature observation are also discussed.
按一定的简化假设，建立了百叶箱热滞方程，井导出了百叶箱热滞系数的计算公式。
Based on some simplified assumptions the equation for thermal hysteresis is introduced and a formula is thereby derived for calculating the time constant.
根据箱内外温度实测资料，计算了各类百叶箱的热滞系数，并与不同的公式的计算结果进行了比较讨论。
In terms of temperature data inside and outside the screens of various types, the time constants are computed for each kind. The results are compared with those obtained from other formulae.
根据箱内外温度实测资料，计算了各类百叶箱的热滞系数，并与不同的公式的计算结果进行了比较讨论。
In terms of temperature data inside and outside the screens of various types, the time constants are computed for each kind. The results are compared with those obtained from other formulae.
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