No major limit. Good in both oral and written English.
无专业限制；英语听说读写良好。 。
Economic limit rate of a reservoir is the major basis of changing oilfield business scheme.
油藏经济界限产量研究是目前油田改变经营方式的主要依据。
Economic limit rate of a reservoir is the major basis of changing oilfield business scheme.
油藏经济界限产量研究是目前油田改变经营方式的主要依据。
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