在正式演出之前，2月6日（农历大年初九）晚19:30，京彩三重奏的成员：单簧管演奏家王滔、中提琴演奏家苏贞以及钢琴演奏家张放将齐聚 闽南大戏院·小剧场 ，为线上线下的观众带来一场 “解析古典音乐的奥秘”——演前彩排直播x艺术分享会。

Conduct water level alarm through the floating ball switch. This kind of floating ball has plastic / stainless steel, through the internal floating water level with the ring magnet floating ball at ...