1) single column punch
单列穿孔
2) punch column
穿孔列
3) simple perforation plate
单穿孔板
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.
The study of the stem’s secondary xylem of Rhus chinensis Mill reveals that perforation plate is simple perforation plate.
对盐肤木茎进行木材解剖学研究,发现其导管分子穿孔板为单穿孔板。
3.
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。
4) unipunch
['ju:ni'pʌntʃ]
单穿孔器
6) eighty-column card
八十列穿孔卡片
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