guyed derrick

astragalus root canalis rami radicis capital account chain across ship's head chronic bacillary diarrhea connected-element interferometer Descartes Rene FCL (feedback control loop) horseshoe life buoy U lesser scaups machine-independent job control language OTDR polar form impedance poor man's pulse prealgebraic variety sticky sweating sweet potato chip transaction mode valley printing yellow copperas