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由捷克共和国CKD联合企业内燃机车制造工厂研制的一台四轴调车内燃机车样车最近交付给本国的VSZ（位于科希策）钢铁公司。这种被命名为T448．1的新型机车（附图）采用交一直流电力传动方式，装用两台功率为327kW的MTU柴油机。该型机车的重量为72t，动力制动功率达1020kW，起动
A prototype of a four-axle shunting diesel locomotive developed by the CKD consortium’s diesel locomotive manufacturing plant in the Czech Republic was recently delivered to the country’s VSZ Steel Company in Kosice. The new locomotive named T448.1 (with photos) uses AC-DC power transmission with two 327kW MTU diesel engines. The locomotive’s weight is 72t, dynamic braking power of 1020kW, start