The present situation and existing problems of domestic-made air-jet loom were summarized and analysed.
总结目前国产喷气织机的现状及对存在的问题分析原因。
The present situation and existing problems in China aero propulsion technology research have been introduced.
分析了我国航空动力技术预先研究的现状及存在的问题。
Based on analyzing present situation and existing problems of quality attestation work, this paper puts forward some concrete countermeasures.
文章在分析质量认证的现状及存在问题的基础上，提出具体对策措施。
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