如何才是一套完整的鋼琴調音
posted in: 鋼琴護理知識/ Technical Advice
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有一個現象不斷重複: 在我完成調音後, 我如常的打開鋼琴下蓋. 客人就問: 師傅, 點解要打開下面?
What does a full set Tuning Service shall be consist of?
posted in: English Articles, 鋼琴護理知識/ Technical Advice
2
Noticed below situation occurs again and again: Customer started asking when he/she saw that I was opening up the lower … Read More