Determination of roughnesse parameters R<(Index)a>, R<(Index)z>, R<(Index)max> by means of electrical stylus instruments; conversation of parameter R<(Index)a> to R<(Index)z> and vice versa— 2 стр.
Cables, wires and flexible cords for power installation - Rubber sheathed flexible cable 05RR and 05RRT - Dimensions, designation, weights and packaging-requirement— 4 стр.