square measure

The precision of frequency measuring is a significant guideline when a signal is being measured, which equals the square root of frequency measure error.

测频误差是指测量得到的信号频率值与信号频率真值之间的差，常用均值和方差来衡量测频误差的大小。

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Too small baseline and too big mean square deviation of time measure result in poor precision of navigation, and eccentricity of concomitance-satellites' elliptical orbit is also restricted.

编队的构型对定位精度有很大影响，其中基线长度不能过小，时间测量误差均方差不能过大，否则定位误差会急剧增加，伴随卫星椭圆轨道偏心率也存在一定界限。

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Using recursive least square algorithm to measure frequency of power system

利用递推最小二乘算法测量电力系统频率

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Analysis of Mean Square Error in Areal Measure

面积测量的中误差分析

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A weighted algorithm of Triangular window and wavelet transform are using to measure active power and power factor of three-phase asynchronous motor in the non-sinusoidal waveform. The error of active power and power factor is proportional to square of relative frequency deviation.

采用三角窗加权算法并结合小波变换计算非正弦状态下三相异步电机有功功率、功率因数，其测量误差与相对频偏的平方成正比。

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Candelas per meter square, the unit measure of luminance; also called a nit.

坎德拉每米平方, 单位度量标准亮度; 也叫尼特.

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The main results are as follows: 1. Four goats surgically fitted with duodenal cannulas were used in 4 × 4 Latin square design to measure CBI of diets containing different concentrate and forage.

主要的研究结果如下：1.选取4只安装十二指肠瘘管的成年山羊，采用4×4拉丁方试验设计，测定不同精粗比日粮的CBI值。

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The results show that ice block pressure square difference slope of curve is bigger than that none, put forward with strain method to measure gas pipeline at two or more points to judge half resistance position at the same time.

得出了冰阻段的压力平方差曲线的斜率大于无冰阻段的压力平方差曲线斜率的结论，提出用应变测量的方法对输气管线同时进行两点或两点以上的测量来判断半阻位置。

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A unit equal to one gram calorie per square centimeter of irradiated surface measure solar radiation.

吸收辐射剂量单位等于每克辐射材料尔格.

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The writer suggests using temperature-time square measure of combustible temperature to judge the good or bad of starting function and the possibility of effective start.

良好的润滑有利于有效启动；提出了用可燃温度的温&时面积值，判断启动性能的好坏及有效启动的可能性。

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Optimal Reinsurance under Standard Deviation Calculation Principle and Mean Square Error Risk Measure

标准差保费原理均方误差风险下的最优再保险

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When order rectangle and square tools, please measure the correct dimension.

长方型、正方型、订做时, 务必量出正确所需尺寸.

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Feature Preserving Mesh Simplification Algorithm Based on Square Volume Measure

体积平方度量下的特征保持网格简化方法

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