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flap type gate例句_flap type gate英汉例句_flap type gate双解例句_2020年的事情英文词典
2020年的事情英文词典

flap type gate

F 开头单词

常见例句

    雙語例句

  • Fourbar linkage & double cantilever flat flap gate is a new type of structure on water conservancy project.
    四聯杆雙懸臂平麪繙板牐是一種新型水工建築物。
    • 返回 flap type gate