Based on the summary of internal research situation and the condition that we posses, the key problem and development thinking of domestic PTA technology were discussed.
在总结国内研究状况和所具备的条件基础上，论述了PTA技术国产化的关键问题及其开发思想。
Based on the summary of internal research situation and the condition that we posses, the key problem and development thinking of domestic PTA technology were discussed.
在总结国内研究状况和所具备的条件基础上，论述了PTA技术国产化的关键问题及其开发思想。
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