The advantage of direct push technology is that in the right soil type it can produce a large number of high quality samples quickly and cheaply, generally from 50 to 75 meters per day.
直推式钻机一般只用于浅层土壤取样，优势是在正确土壤类型下，可快速、低成本产生大量高质量土壤样品，一般每天为50到75米。