The lightest core sampling drill in the world !
世界最轻便的浅层取样岩心钻机 ！
Portable Sampling Drill QY-3 was developed to meet the requirements of generally geological survey.
3型轻便取样钻机是为满足地质大调查的需要而研制的。
Core sampling drill for deep seabed shallow strata is necessary equipment in exploration of deep seabed mineral resources and survey of deep seabed geology etc.
深海浅地层岩芯取样钻机是进行深海底矿产资源勘探、深海底地质调查等不可缺少的重大技术装备。
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