迟缓率 ![添加此单词到默认生词本](http://www1.dict.li/user/images/new_vocabulary.gif)
[电] dead-band
- 社区内精神发育迟缓率为零。
The rate of slow spirit development was 0. - 迟缓率是汽轮机调节系统的重要指标,一般从调节系统静态特性曲线上获取。
As an important parameter of steam turbine governing system, the dead band property was generally taken from the static characteristic curve. - 结论儿童智能发育社区干预模式的应用可以从整体上提高儿童智力水平,降低精神发育迟缓率。
Conclusion Community intervention for mental development in infant may improve the intelligent of mass children and decrease the morbidity of mental retardation.
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