... marginal trough 边缘地槽,边缘凹陷... mortar trough 灰浆槽 trough plate 槽形板 ...
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短语
搅拌灰浆用金属槽
Mortar
;
metal trough for mixing mortar
石灰浆分配槽
lime slurry distribution tank
搅拌灰浆用非金属槽
Mortar
;
troughs,not of metal,for mixing mortar
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