双弧面扬琴的琴面结构(包括码条、滾轴板、滾轴、变音槽、弦轴、弦轴板等)与大转调扬琴基本相同,不同的是共鸣箱适当缩小了,底板封闭也呈弧形,面板上开出音孔两个。双弧面扬琴的音梁也与大转调扬琴数量一样多,只是间距相应缩小,音梁与面板、底板、前后帮的胶接如图1所示。 Double arc dulcimer piano surface structure (including the code, roller board, roller, vocal groove, chord shaft, chord shaft plate, etc.) and the transfer of dulcimer basically the same, the difference is the resonance box properly reduced, the floor closed Also arc, two sound holes on the panel. Double arc dulcimer sound beam also with the number of large transfer dulcimer as much, but the corresponding reduction in pitch, sound beam and panel, floor, front and back to help the plastic bonding shown in Figure 1.