China.org.cn

China's first subway through karst spring area becomes operational

China's first subway line passing through a karst spring area began operation on Saturday in Jinan city of East China's ...
China Internet Information Center

China's first subway through karst spring area becomes operational

JINAN, Dec. 27 (Xinhua) -- China's first subway line passing through a karst spring area began operation on Saturday in Jinan City of east China's Shandong Province, marking an engineering ...
大江网

China first subway through karst spring area becomes operational

JINAN -- China's first subway line passing through a karst spring area began operation on Saturday in Jinan city of East ...
生物通

中国喀斯特木本植物区系特征与分区

相关研究成果以“ Floristic characteristics and regionalisation of karst woody plants in China ”为题，发表在国际植物学期刊 NORDIC?JOURNAL?OF BOTANY 上 中国是世界上喀斯特地貌分布最广、面积最大、类型最全的国家。喀斯特（又称“岩溶”）是一种以石灰岩为基岩经溶蚀作用形成 ...