| http://www.w3.org/ns/prov#value | - Moreover the present invention also provides an automatic greasing system for construction machines which is capable of eliminating such defects as an uneconomical use of grease, a contamination of the hydraulic excavating machine 1 and its ambiance due to overflow of excessive grease from the greased parts, and the like, since the articulation-connected parts 12-14, 18, 19, 21, 23, 25, 26, 30, an
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