1) scalarform perforation plate
梯状穿孔板
1.
Its perforation plates include two types,scalarform perforation plate and simple perforation plate,and the perforation of the simple perforation plate is extended.
其导管分子穿孔板有两种类型,即梯状穿孔板和单穿孔板,且单穿孔板的穿孔外展。
2.
Educing and observing the stem’s secondary xylem of Magnolia biloba revealed two type of perforation plate, simple perforation plate and scalarform perforation plate.
对凹叶厚朴粗壮枝和细弱枝的次生木质部进行离析研究,发现其导管穿孔板有两种类型,即单穿孔板和梯状穿孔板。
3.
The type of vassle element is scalarform perforation plate.
对白桦根次生木质部进行木材解剖学研究 ,发现其为散孔材 ,管孔多数为复管孔 ,少数为单管孔 ,为同形射线 ,导管分子穿孔板类型为梯状穿孔板 ,离析材料中韧型纤维丰
2) scalariform perforation
梯状穿孔
3) scalariform perforation plate
梯形穿孔板
4) reticulate perforation plate
网状穿孔板
1.
Educing and observing the stem s secondary xylem of Sorbus pohuashanensis revealed two types of perforation plates , simple porforation plate and reticulate perforation plate .
对花楸茎次生木质部进行离析研究 ,发现其导管穿孔板有两种类型 ,即网状穿孔板和单穿孔板 ,并且还有 5种过渡类型。
5) scariform perforation plate
梯状多孔板
6) counterbored tubeplate hole
阶梯状管板孔
补充资料：成都无缝钢管厂管坯在菌式穿孔机上穿孔
成都无缝钢管厂管坯在菌式穿孔机上穿孔
成都无缝钢管厂管坯在菌式穿孔机上穿孔
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条