390310 RQ respiratory quotient 927 390340 Rq root mean square roughness 39 390339 Rq root-mean-square 6 390267 Rq quantum resistance 2 390252 Rq Rhodiola quadrifida 2 390347 Rq quadratic roughness 1 390338 Rq quantum resistance for Cooper pairs 1 390341 Rq root mean square deviation 1 390346 Rq Root Mean Square Roughness value 1 390343 Rq root mean square value 1 390342 Rq root mean square variability 1 390345 Rq root-mean-square average surface roughness 1 390344 Rq roughness and mean square roughness 1