filled perforation tunnel

基本解释淤塞的射孔孔道

网络释义

1)filled perforation tunnel,淤塞的射孔孔道2)silt,淤塞3)silt up,淤塞4)silting up,淤塞5)stagnate,淤塞6)choking up,淤塞7)filling silt,填料淤塞8)underground river silting,暗河淤塞9)silting of filtering bed,滤床淤塞10)silting mechanics,淤塞机理

用法和例句

Experiment of silt-preventing in pipe irrigation in the high lift irrigation regions of Yellow River;

扬黄灌区管灌防淤塞试验研究

filled perforation tunnel

网络释义

用法和例句

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