运用实验语音学的方法对泰国罗勇客家方言声调进行研究。利用 Praat 语音分析软件，对四个发音人各 66 个单字语音样本的基频进行记录与分析，经过 Ｌｚ归一化处理和五度转换后，得到泰国罗勇客家方言声调的调值为阴平 32、阳平 11、上声 41、去声 53、阴入声 42、阳入声 45。
An experimental phonetics study on the tones of Loyong Hakka dialect in Thailand.Using Praat Speech Analysis Software. The fundamental frequencies of 66 speech samples from four speakers were recorded and analyzed. After Lz normalization and five-degree conversion， The tone values of Luoyong Hakka dialect in Thailand are Yinping 32, Yangping 11, Shangsheng 41, Qusheng 53, Yin Rusheng 42 and Yang Rusheng 45.
