Assertion: radome's layer | /r/HasAspect | lower density
Facets:
value: substantially
type: DEGREE
Source sentences:
text: A unitary, strong, refractory object composed essentially of particles of refractory oxide bonded by small quantities of minerals including clay, said object being of substantially uniform chemical composition throughout but composed of continuous, adjacent layers including thin dense inner and outer layers and an intermediate thicker core layer of porous structure having substantially lower density than said thin inner and outer layers, said inner and outer layers having a higher dielectric constant than said intermediate core layer, said layers being intimately bonded together.