苏联2ТЭ-121型内燃机车的试车工作已经结束。这种机车曾在各种气候条件下行驶。它牵引重达6000t的车辆行驶在各段大坡度的铁路干线上,并使用自动装置保障安全行车。不久前,乌克兰伏罗希洛夫格勒工厂创制了牵引能力更大的内燃机车4ТЭ-10M。它的功率为12000马力。这种强大的机车将在贝加尔—阿穆尔铁路干线上牵引重载列车。在苏联十四 The test run of the Soviet Union 2ТЭ-121 diesel locomotive has ended. This locomotive has been in a variety of climatic conditions. It pulls vehicles weighing up to 6,000 tons on various sections of the major railway lines and uses automatic devices to ensure safe driving. Not long ago, the Voroshilovgrad factory in Ukraine created 4ТЭ-10M, a diesel locomotive with more traction. Its power is 12,000 horsepower. This powerful locomotive will tow heavy-haul trains on the Baikal-Amur Railway. In the fourteenth Soviet