Fifthly, slow development of agricultural service of science and technology stops fast grain production.
农业科技服务滞后，影响粮食生产水平提高。
Due to various reasons, the slow development of China's aviation industry technology, aging and the loss of personnel, technical faults have become a very serious problem.
由于种种缘由，我国航空工业制造技术开展迟缓，人才老化和流失，技术断层景象十分严重。
Tighter regulation could slow development of the technology.
严格的监管可能拖累技术研发的进度。
First in China to adopt "slow structure" technology development of the deceleration starter has small volume, light weight (reduce 40%);
在国内率先采用“减速结构”技术开发的减速起动机，具有体积小，重量轻（降低40%）；
First in China to adopt "slow structure" technology development of the deceleration starter has small volume, light weight (reduce 40%);
在国内率先采用“减速结构”技术开发的减速起动机，具有体积小，重量轻（降低40%）；
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