ADJ resembling a ladder 梯状的 [biology]
a scalariform cell
Manglietia species all have scalariform perforation plates, only a few also have simple perforations.
木莲属的所有种中都有具梯状穿孔板的导管分子，但在少数种中偶然可见到单穿孔。
In contrast, most of the Michelia species possess scalariform perforation plates and only one with simple perforation.
含笑属植物的导管分子大多具有梯状穿孔板，仅有一种可看到单穿孔板。
Results There were 3 types of vessel elements, scalariform vessel, reticulated vessel and pitted vessel, the perforation plates were simple perforation plate.
结果茵陈蒿具有梯纹、网纹和孔纹3种类型的导管，穿孔板类型为单穿孔。
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