mortar board

n.

灰砂浆托板， 托灰板；

复数：mortar boards

Mortarboard
Mortarboard
Mortar board
Mortar-board adjustable and foldable stand
Self-portrait with mortar board: a study of academic identity using the map, the novel and the grid
Shrinkage of extruded fiber reinforced cement mortar board
Mechanical properties and durability of extruded fiber reinforced cement mortar board and its composite beam
News Release - Mortar Board Alumnae Hold Annual Founders' Day Dinner
Gown and Mortar Board from Father Edward Leo Hayes' honorary degree ceremony, 26 Apr 1967
'E-learning graduation. Laptop, diploma and mortar board'
Mortar Board Egas Chapter Inducts Jensen, New Members
E-learning. Globe, diploma and mortar board
H88-0418. Mortar Board. Records, 1936-[ongoing]. 3.00 linear ft.