alkaline complex的用法和樣例：
例句
- Gold mineralization of these two deposits occurs within the Archean metamophic rocks of Sanggan Group and Hercynian alkaline complex , respectively.
小營盤金礦產於太古宇桑乾群變質岩中，東坪金礦產於海西期鹼性雜岩體中。 - The Dongping super large gold deposit has close relation with the Shuiquangou alkalic complex.
金礦床的形成與鹼性雜岩體密切相關。
