2000米——7000米机械或电动的陆地钻机，可根据用户需求设计、制造。
Land drilling rigs,drilling depth from 2000m to 7000m,and power from 500HP to 2000HP,mechanical or electrical driving.Designed and manufactured according to customers’ requirements.
型号：ZJ20----ZJ70
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2000米——7000米机械或电动的陆地钻机，可根据用户需求设计、制造。
Land drilling rigs,drilling depth from 2000m to 7000m,and power from 500HP to 2000HP,mechanical or electrical driving.Designed and manufactured according to customers’ requirements.
型号：ZJ20----ZJ70
