“deep shaft sinking technique in ancient China”的概念、定义、翻译、参考文献-科学参考

单词	deep shaft sinking technique in ancient China
释义	deep shaft sinking technique in ancient China Encyclopedia 工学中国古代深井开凿技术释 deep shaft sinking technique in ancient China中国古代深井开凿技术中国古代开凿深井，主要用于开采井盐卤水，称盐井；后来发展到开采天然气，称火井。
随便看	Empress Dowager Xiaochun Empress Dowager Xiaoding Empress Dowager Xiao He Empress Dowager Xiao Hui Empress Dowager Xiaojie Empress Dowager Xiao Jing Empress Dowager Xiaoke Empress Dowager Xiaomu Empress Dowager Xie Empress Dugu Empresses in The Palace Empress Jia empress Ki Empress Lyv Empress of China Empress of Guangzong Empress of Jingtai Empress of Renzong Empress of Xuanzong Empress of Yingzong Empress Renxiaowen empress Shulv Empress Suiko’s Reforms Empress Xiao Empress Xiaoan

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