51 聽覺閾值施測時完全由施測者操縱聲音的刺激變數值(如音量),是一步一步地增強(ascending) 或減弱(descending),此心理聲學施測法為:
(A)適應法(method of adjustment)
(B)回歸法(method of regression)
(C)限制法(method of limits)
(D)持續刺激法(method of constant stimuli)

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統計: A(10), B(1), C(27), D(8), E(0) #1077011