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.
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.