网上有卖琴弦的,很便宜。自己试试。林可见内
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老石
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2018-11-21 07:47:14
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https://www.mapesstrings.com/product/full-set-of-strings-up-to-60-in-length/?attribute_pa_upright-grand-or-square=square&attribute_pa_string-measurement-method=i-will-upload-a-measurements-file&attribute_pa_single-or-double-wound=single-wound