我处一台俄罗斯产Ｔ－１７０型推土机推土能力强，故障率低，但其上的Д－１６０型柴油机由汽油机（П－２３ｙ）起动，汽油机又由电起动机起动。操作繁琐，起动时间长，结构复杂，给使用和维修带来诸多不便。考虑到施工生产主要集中在上冻期之前，柴油机电起动并不困难，为此 A Russian-made T-170 bulldozer at our office had strong bulldozing ability and low failure rate, but the Д-160 diesel engine on it was started by the gasoline engine (П-23y), and the gasoline engine was started by an electric starter. The operation is cumbersome, the starting time is long, the structure is complicated, and it brings a lot of inconvenience to the use and maintenance. Considering that construction and production are mainly concentrated in the freezing period before the start of the diesel engine is not difficult, for this reason,