single-bevel weld single bond single bond order single-braid single breast single-bucket excavator single cable single-casement window single-cast single cavity mould single-channel single-channel analyiser single-channel system single chip microcomputer single-circuit single coating single-coil filament single-coil lamp single-coil spring single-colour printing machine |
single-bevel weld заваръчен шев с полу-V-образно скосяване Търсената дума е намерена |