上世纪七十年代末一个深冬的夜晚,野营拉练的某部三连奉命开始撤离临时驻扎地——核桃沟屯。核桃沟屯位于小兴安岭山脉,中苏边境线附近的小县城境内,距县城七十公里,因盛产山核桃而得名。临行的这天晚上,天空星光闪烁,月亮也攀上了枝头,满山遍野的白雪在星星和月亮的映衬下,显得格外亮堂。随着连长一声令下,队伍开始出发。当队伍行至屯东头老榆 In the late seventies of the last century, on a deep winter night, a certain unit of the camping and training department was ordered to evacuate temporarily in the walled Tunchow. Walnut ditch Tuen small Xinganling Mountains, near the border line between China and the Soviet Union within the county, seventy kilometers from the county, named for the rich pecan. On the night before his departure, the sky shined with stars and the moon climbed up to the branches. The snow-covered mountains and snow were brightly lit by the stars and the moon. As the company commander ordered, the team started. When the line to Tuen Tau head of elm