perforated plate

anterior perforated plate

[医] 前穿质

concave perforated plate

[化] 凹形多孔板

dished perforated plate

[化] 碟形多孔板

perforated plate column

[化] 孔板塔; 多层孔板蒸馏塔

perforated plate tower

[化] 孔板塔

posterior perforated plate

[医] 后穿质

single perforated plate

[化] 单层多孔板

staggered perforated plate

[化] 错列式多孔板

tip-lift type perforated plate

[化] 活动顶盖式多孔塔盘