苏联1971～1975年期间钻井机械发展趋势是:采用新结构的钻机,配备650～1000马力的柴油机或电动机,配备起重和运输能力为30～60吨的起重运输设备。推广有内循环系统的综合机械化材料房,以运输、使用和保存散粒状物资(译注:如水泥、重晶石粉等)。钻机的发展趋势是提高功率,提高拆、装、搬运的效率,改进各种综合机械化辅助设备, The development trend of drilling machinery in the Soviet Union from 1971 to 1975 is that it adopts a new structure of drilling rig with 650-1000 horsepower diesel engine or motor and is equipped with lifting and transportation equipment with lifting and transportation capacity of 30-60 tons. Promote an integrated mechanized materials house with an internal circulation system to transport, use and store granular materials. The development trend of drilling rig is to increase power, improve the demolition, loading, handling efficiency, improve a variety of mechanized auxiliary equipment,