吉林洮安县水利科张文学同志在领导的大力支持下,又取得县农具厂铁工车间全体职工同力协作,苦心鑽研,利用些旧机器废件创制成功了一台“高速动力旋转式打机井”。这台机被可以用3马力、5马力或10马力的动力机带动。每台每班只用一人司机2—3人拌合泥浆作杂活和看管机械等。制作简单,各县铁工农具工厂都能制 With the strong support from the leaders, Zhang Wenxue from Jilin Jian’an Water Resources Bureau made all staffs of ironworks workshop of county farm machinery factory collaborate with each other and painstakingly studied and made use of the old machine scrap to successfully establish a “high speed rotary power machine ”. This machine can be 3 hp, 5 hp or 10 hp power-driven machine. Only one driver per shift per class 2-3 Mixed mud for miscellaneous live and care machinery. Production is simple, the county ironwork farm tools factory system