1)  low inflation
低通胀率
1.
In 1990s American economy presented new features high eco- nomic growth rate, low unemployment, low inflation and low financial defi- cit exlste(I side by side.
90年代的美国经济呈现出全新的经济特征——高经济增长率、低失业率、低通胀率、保财政赤字同时并存。
2)  low-pass
低通
1.
The low-pass filter amplifier for conquering disturbs was designed.
为了克服干扰,设计了低通放大器。
2.
This paper introduces the basic methods for designing the low-pass filter,taking Butterworth filter as an example.
文章以巴特沃思滤波器为例介绍低通滤波器的基本设计方法。
3.
This paper introduced the design procedures in details,using Matlab to realize and optimize the simulation third order low-pass Chebyshev filter to obtain the function.
本文详细介绍了滤波器的设计方法,通过用Matlab来实现和优化一个模拟三阶低通切比雪夫滤波器,从而获得所需滤波器的传递函数,为进一步电路设计和实现提供了一条有效的方法。
3)  Low pass
低通
1.
With low pass switched capacitor filter as an example, this paper introduced the operating principle and characteristics of switched capacitor filter and made detailed analysis and an approach to its use.
以低通开关电容滤波器为例介绍了开关电容滤波器的工作原理及特点 ,并对其设计方法进行了详细分析和探讨。
2.
The high pass and low pass and ellipse-filter are realized by the medium of the MAX264 s programming.
然后利用单片机对MAX264编程,实现低通、高通及椭圆滤波器。
4)  low-pass filter
低通滤波
1.
Design of a programmable low-pass filter based on high reliability and its applications;
一种高可靠性可编程低通滤波器的设计与应用
2.
Development of Programmable Low-Pass Filter Circuit Based-on SCF;
基于 SCF 的程控低通滤波电路研究
3.
Due to the large torque ripple of induction motor based on direct torque control at low speed,in this paper,on the basis of conventional direct torque control,the fuzzy controller is used for choosing the switching state of the inverter,and using low-pass filter compensates the value of the flux.
本文针对基于直接转矩控制的异步电动机在低速范围内转矩脉动大的问题,在传统直接转矩控制基础上,运用模糊控制进行逆变器的开关状态选择,并对定子磁链进行低通滤波补偿。
5)  hypoventilation
低通气
1.
Analysis of sleeping structure and correlation factors in patients with simple snore and obstructive sleep apnea hypoventilation syndrome;
单纯鼾症与阻塞性睡眠呼吸暂停低通气综合征患者的睡眠结构分析
6)  low-flux membrane
低通量膜
参考词条
补充资料:低出生体重儿发生率


低出生体重儿发生率


  指某地区年内每100名活产数中,出生体重低于2500g的新生儿发生数之比值。其计算公式为:低出生体重儿发生率=〓〓某年某地区出生体重〓〓低于2500g的新生儿数〓〓年内该地区活产数〓〓×100%出生低体重儿有因孕龄低,而体重与孕龄相符,其预后与早产儿相似。有孕龄达足月而体重低于2500g者为足月低体重,其预后常不同于早产儿。足月低体重儿死亡率常较早产儿低,即使存活者其智力发育也常较慢,不如早产儿存活者。
  
说明:补充资料仅用于学习参考,请勿用于其它任何用途。