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一概况我国引进的EDW系列采煤机牵引部中所用的主油泵和马达都是布吕宁浩斯工厂制造的。74年进口的EDW—170L型采煤机中主油泵型号是725BV—2000、油马达型号是725BX—8000。
At a general level, the main oil pumps and motors used in the traction department of the EDW series shearer introduced by our country are all manufactured by the Brünninghaus factory. 74 years of imports of EDW-170L Shearer in the main pump model is 725BV-2000, the oil motor model is 725BX-8000.