一定返

A surname

以上为机器翻译结果，快速获取精准的人工翻译结果，建议选择有道人工翻译

1
祝儿童节一定返童年，快乐享，吉祥罩。
I wish a happy children's day must be back to childhood, enjoy, auspicious hood.
2
在一定的工艺条件下，流动反应器内物料的返混影响着平行反应的产物分布。
In a certain process condition, the back mixing of the substances in the mobile reactor affects the product distribution in reactions of parallel.
3
研究提示临床超声诊断瓣膜返流时，在返流速度范围较小的条件下，彩色多普勒返流面积具有一定半定量诊断意义；
The study indicated that in the clinical application of color Doppler valve regurgitation, color Doppler jet area has a certain semiquantitative value with a small range of jet velocity.

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