均方根

R. Lamp Current Crest Factor: For 60Hz operation, the ratio of peak lamp current to the root mean square RMS

R。 为灯电流的最大峰值与均方根有效值之比。为避免操作阴极，标准规定LCCF 不得超过1.7 。

When the RMS value of the wavefront distortion is as large as π,the phase control system is in invalidation state and the beamlets cannot be phase locked.

当波前畸变均方根值大于等于π时，相位基本不能被锁定，相位控制系统失效。

In chapter 4, yields of Chinese underground nuclear explosions are estimated by using amplitudes of Lg waves or Lg codas recorded by CDSN stations as well as stability of m〓 and mb is analyzed.

本文第四章由罗布泊地下核爆炸激发的Lg波及其波尾来估算这些爆炸的当量，并对均方根Lg波震级和Lg尾波震级的稳定性进行了分析。

The theoretical results of RMS radii and spin-parity values are in agreement with the experimental data. Especially, the level inversion between neutron levels 2s1/2 and 1d5/2 in N=9 isotones is reproduced.

理论计算的均方根半径和自旋宇称值与实验结果整体上符合较好，尤其是N=9同中子素中的2s1/2与1d5/2中子能级间的能级反转得到了较好的解释。

High-order RMS showed a lower increase during accommodation when the pupil accommodative miosis was taken into account than when a fixed 4-mm pupil was used.

当调节性瞳孔缩小被考虑时，自然瞳孔状态下高阶像差均方根值在调节中的增加比4毫米固定瞳孔下的相应增加要低。

Different wavenumber ranges and 11 spectrum preprocessing methods were investigated according to RMSECV values.

在3500-1100cm~(-1)扫描样品，以交叉验证误差均方根为指标，通过筛选，近红外波段和光谱预处理方法。

Methods: Heart rate variability was detected in 58 patients with normal renal functions, 61 patients with compensatory renal functions, 37 patients with decompensated renal functions, 33 patients with renal failure and 21 patients with uraemia and the patients all had essential hypertension.

选择210例原发性高血压患者进行24小时动态心电图监测，分析HRV各相指标：SDNN［所有窦性心率R-R间期的标准差］，SDANN（全程记录中每5分钟NN间期平均值的标准差），PNN50（全程记录中相邻NN间期差值＞50ms的个数）和RMSSD（相邻NN间期差值的均方根）。

The statistical and fractal feature of fluctuating differential pressure for air water two phase flow in the upward section of U type tube was investigated in the present paper.

该文研究了U形管垂直上升段空气水两相流压差波动过程的统计和分形特征，着重分析了压差波动过程的均值、均方根、分维数随折算气速和液速的变化规律。

Based on siltstone rock physical model,the variation laws of reservoir elasticity modulus with clay content during water injecting development were analyzed.

在此基础上，通过双层地质模型时移地震响应数值模拟与差异属性分析，研究了油藏泥质含量变化前后P-P波和P-S转换波不同分量地震归一化均方根振幅属性随偏移距变化规律。

According to the information of relative orientation from the airplane to airborne anti-submarine buoy, the mathematical model, adopting extended Kalman filtering technique, and simulation algorithm for calculating the buoy position are established in this paper. In respects of the relative position error and RMS error, the simulation results show the error performance of this system.

根据航空搜潜声纳浮标与飞机的相对方位信息，采用扩展卡尔曼滤波技术，分析了计算浮标位置的原理、方法，建立了相应的系统模型和仿真算法，从估计的相对位置误差和均方根误差两个方面，仿真分析了系统的误差性能。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。