foundation course是什么意思 foundation course怎么读
foundation course的用法和样例
- Therefore, he laid a base course of crushed stone on top of a compact footing instead of the costly stone foundation.
因此他就在压紧的路基上铺碎石基层，而不使用造价很高的石块路基。 - The villager autonomy is the modern rural foundation stone, and the guarantee of socialist new rural construction.
摘要村民自治是现代农村基层社会稳定的基石，是社会主义新农村建设的保障。
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