mean time between service failure

4-Nitrophthalonitrile annotatrix asymmetric multivibrator autocephalous bedsoe Camphor(Z-Bornanone) Chalan Beel cyclotron wave flow (rate) reduction hellstrom infrared high precision thermometer look-on net micro-electromechanical systems inductor planetary realistic representation supratympanal organ therm-a-rest underground pipeline unmissably xanthonoid glycoside