id	keyword
brj-23787	clt
brj-23787	impact
brj-23787	sound
brj-23787	stiffness
brj-23787	performance
brj-23787	slab
brj-23787	article
brj-23787	insulation
brj-23787	pang
brj-23787	wood
brj-23787	doi
brj-23787	timber