发布时间:2025-01-24 05:21:59
这是保养摆放古琴的一个小常识。古琴为木所制,受温度湿度的影响容易有一定程度的变形,因此古琴如果长期平放的话,琴身两个雁足之间的部分会向下微微弯曲,俗称“塌腰”。出现塌腰现象的古琴由于琴面不再是平面,演奏时琴弦和琴面会产生不当的摩擦,发出噪音。塌腰古琴很难修复,所以要尽量预防,古琴不弹时最好直立挂在墙上,切勿长期平放或斜靠,这就是为什么古琴“喜立不喜卧”的原因。
我在一楼,二楼马桶一冲下,一楼就听见很大冲水声音,这是为什么
2025-01-24 05:21:59 2025-01-24 05:21:59 2025-01-24 05:21:59 2025-01-24 05:21:59 2025-01-24 05:21:59 2025-01-24 05:21:59 2025-01-24 05:21:59 2025-01-24 05:21:59 2025-01-24 05:21:59 2025-01-24 05:21:59 2025-01-24 05:21:59 2025-01-24 05:21:59家里控制卧室和客厅的电闸开关跳闸合上去一会又会跳下来把卧室和客厅的插座上的电器全部拔掉也没用
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