发布时间:2025-02-01 00:49:03
声音反馈是有的,不同的物体反射的强度是不一样的。如木头、绒布属于吸音的,金属等物体反射相对大一些,但再怎么发射也不可能会像你想象的那样大,肯定是很微弱的了。
找到一个台灯是一个旧时候的了想把他修好但是怎么就一个压线的地方
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