observed water level造句

"observed water level"是什么意思

造句与例句手机版

The setting up of water gauge used to observe water level had been and became prevalent , with technical great improvement during the song dynasty
摘要我国宋代时期普遍设置用以观测水位的水尺，技术水平较前大为提高。
It's difficult to see observed water level in a sentence. 用observed water level造句挺难的

相邻词汇

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