When the two sound sources to be differentiated were situated near the midplane in front of the subject, with the distance between the sound source and the subject kept at 1.15 m, the mean normal differential threshold of sound source position was found to be 3.5?
当声源在正前方水平位置、与受试者相距1.15米时,正常人的声源位置辨别阈平均为3.5°。
The predatory behavior of this species should be situated in the transition stage between the primitive stage and advanced stage in the evolution of Araneids predatory behavior.
在捕食行为的进化上,尚处于从原始阶段到高级阶段之间的一个中间过渡阶段。
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