ektexine

n.

外壁，外表层；

Orbicules and the ektexine are homologous sporopollenin concretions in Spermatophyta
Heat transfer effect of cylinder ektexine on air temperature in greenhouse
Two kinds of new characteristics of the ektexine ornamentation of ginkgo pollen
Design on turning process equipment of the ektexine of thin-walled long shell
Microanalysis on Ektexine Corrosion Film of Low-temperature Reheater Tube for 1 000 MW Supercritical Boiler
Study on Ultrasonic Liquid Level Measurement on the Ektexine of Seal Vessel
Microscopic Analysis on Ektexine Corrosion Film of Last Class Superheater Pipe for Supercritical Boiler
Reasons and consequences of the lack of a sporopollenin ektexine in Aroideae (Araceae)
Stepped-frequency ultrasonic detection for finding ektexine rust of steel tube of under ground gas storage well
Application of Chemical Cleaning and Passivation to the Ektexine of the Pipelines in the Convection of Reheat Furnace