Abaxial leaf surface with a patchy discontinuous indumentum.

叶背面具一不规则的不连续的毛被。

The unit processing of abaxial parabolic mirror is introduced.

介绍了单件加工离轴抛物面镜的基本过程。

Leaf blade base cuneate, abaxial surface with gray-white indumentum; corolla magenta-rose.

背面用灰白色的毛被，叶片基部楔形；花冠。

The point in testing the abaxial paraboloid is to make sure that a right angled blade is used.

用刀口检验离轴抛物面时的要点是一定要用直角刀口。

M. sieboldii have filamentous epidermal hairs under the abaxial, neither are experimental varieties.

三叶海棠下表皮有丝状表皮毛附属物，其它试验品种均无。