可被感受器察觉到的最大刺激值。
词性及解释 Part of speech and definition
upper threshold
例句 Sentences
The threshold of a physiological or psychological response.
阈限生理或生理反映的下限
an operation performed on operands in order to obtain the value of a threshold function.
为了达到阈值而在操作数上进行的操作。
a unit of perceived loudness equal to the loudness of a 1000-hertz tone at 40 dB above threshold.
响度单位等于赫的纯音声压级在闻阈上分贝时的响度。
A sight on a quadrant or compass.
照准器象限仪或罗盘上的准星
One of the four major divisions of the horizon as determined by the four major points of the compass.
象限由罗盘上四个主要指针确定的四个主要地平方位中的一个
