obstacle clearance surface (ocs)

after-burners battery voltage blennerhassett i. genus parrotias herpetoculturists Hosteland infantile desertion syndrome karoks keeping expense lock rotor frequency low energy hydrophobic surface Raman shift reimbursement type code screw-threading tool Snphora sericea theory of automata very-high-speed integrated circuit waist belay waste time on weaver's knot