Engel coefficient refers to the proportion of residents' food expenses of the living expenses.

The Study of the Relationships Among China, Japan and Ryukyu of Ming Dynasty

明代中国、日本、琉球关系之研究

Gusuku Sites and Related Properties of the Kingdom of Ryukyu

琉球王国的王城遗址及相关遗迹

The Cause of Endangered Language and the Tendency of Its Revival

语言濒危的原因及其复兴运动的方向&以琉球语为例

Of all the famous monuments in Japan, perhaps none is more perplexing than Yonaguni, an underwater rock formation that lies off the coast of the Ryuku Islands.

与那国岛海底地形（Yonaguni Monument）位于离琉球群岛（Ryuku Islands）海岸线不远处，是一处沉入水底的巨石建筑遗址，也许日本所有著名的石碑建筑中没有哪个可以与与那国岛海底地形相提并论。

Based on the CTD data obtained by the R/ V Chofu Maru in summer cruise of 1995 and the R/ V Yoko-Maru in summer cruise of 1996, respectively, the currents on the both sides of the Ryukyu Islands are calculated by the P-vector inverse method.

基于19951996年夏季日本调查船的观测资料，采用P矢量方法对琉球群岛两侧的海流进行了计算。

The distribution of earthquakes, behavior of the subduction zone and stress state in the Ryukyu Island Arc

琉球岛弧地区的地震分布、Benioff带形态及应力状态

Japan Swallowing up Ryukyu and the Ending of Ryukyu Paying Tribute to China

日本吞并琉球与清代中琉宗藩关系的终结

Using geoid to model seaward lithospheric flexure of the Ryukyu trench

利用大地水准面起伏模拟琉球海沟洋坡岩石圈的挠曲

Review of the Phonological Features of Ryukyu Mandarin Textbooks

试论琉球官话课本的音系特点

The behavior of the subduction zone and the stress state were discussed. The earthquakes of mb ≥ 4.0 distribute mainly in an arc-like narrow belt in the west side of the Ryukyu trench and form a clear Benioff zone beneath the island arc.

m b≥4.0的地震主要分布于琉球海沟西侧的弧形带，并形成明显的Benioff带。

Chinese Public Opinion on the Suzerain-vassal System during the Ryukyu Affair

琉球事件中的中国社会关于宗藩体制的舆论&以《申报》为主要考察对象

Scarce shallow strong earthquake sequences occurred in the Ryukyu Islands.

琉球群岛发生不多见的浅源强地震序列。

Liu Qiu People's Chinese Study in the Ming and Qing Times

明清时期琉球人的汉语汉文化学习

The Study of Fuzhou Ryukyu Hotel During the Ming and Qing Dynasties

明清福州琉球馆考

Cheng Shunze: A Confucian Master of Chinese Origin in Ancient Ryukyu

琉球古国华裔儒学大师程顺则

Fuzhou Ryukyu Hotel played an important role in the association between China and Ryukyu.

福州琉球馆在当时的中琉交往中发挥着重要的历史作用。

Takashima Nobuyoshi of the Ryukyus University calls it a shame.

琉球大学的高嶋伸欣教授把它称为“耻辱”。

To analyze Japanese general social situation with clothing culture is a brand new attempt.

透过服饰文化分析琉球社会的面貌是研究一个社会概况的全新尝试。

Study on the Patriotic Poet Lin Shigong of Ryukyu

琉球爱国诗人林世功研究

A Study on the Sino-Ryukyu Trade in the Ming and the Qing Dynasties

明清时期中国与琉球贸易之研究