... 薄壁筒 thin-walled cylinder 薄壁堰 knife edge weir; knife-edge weir; sharp-crested weir; thin plate weir; thin weir; thin-plate weir; thin-plate weir 套管针套管 trocar cannula ...
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thin plate weir [水利] 薄壁堰
parabolic thin-plate weir 抛物线形量水槽
rectangle thin-plate weir 矩形薄壁堰
planthouse tail water thin-plate weir 厂房尾水薄壁堰
thin plate notch weir 薄壁缺口堰
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