梯状穿孔板 meaning in Chinese
scalariform perforation plate
Examples
- Wood semi - ring - porous ; vessels solitary with angular outline ; perforation plates scalariform ; intervessel pits and vessel - ray pitting opposite or opposite to scalarifonn ; helical thickenings in vessel elements present
梯状穿孔板；管间纹孔式为互列；射线导管间纹孔式多对列，类似导管面间纹孔式。