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1·The response threshold that the FT sets is 20 per cent of the entire class with an absolute minimum of 20 responses.

根据英国《金融时报》设定的回复标准，每班必须至少有20%的人回复问卷，且绝对最低值为20份回复。

2·The paper discusses the dynamic characteristic of population supporting capacity of land from three aspects; the threshold area per capita, the absolute supporting capacity and the relat.

文章分别从人均耕地阈值、绝对承载力与相对承载容量三个不同角度来探讨分析了山西省土地资源人口承载力的动态变化特征。

3·The other kind of feature points are those where the absolute value of the scalar product of its normal vector and the view vector is less than a threshold.

另一类特征点是由法向量和视线向量的内积决定的，内积小于给定阈值的点称为特征点。

4·Same-parity fields are used to improve the accuracy of motion estimation. It estimates the motion by comparing the sum of absolute block difference(SAD) between 4 fields with the threshold of motion.

运动估计通过比较同极性场的像素块绝对值差和（SAD）与运动阈值实现运动估计，并且利用前一场的运动信息进行鲁棒性处理，提高运动检测的精度。