本机特别适用于地势较平坦、道路条件较好的油区钻探开发。
It is especially suitable for the oil exploring and developing area where surface relief is flat and road condition is better.
本机特别适用于地势较平坦、道路条件较好的油区钻探开发。
It is especially suitable for the oil exploring and developing area where surface relief is flat and road condition is better.
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