我们首先介绍了高阶等差数列前n项和的求解方法。
We first introduce methods of finding the sum of the first n terms for an arithmetic sequence of higher order.
目前，美国对华贸易逆差数额庞大。
The United States is currently running a large bilateral trade deficit with China.
贸易顺差数据也受到怀疑。
在表中列出了试验结果正常变化的允差数值。
The values in the table include allowance for normal variation in test results.
指资本资产的销售价格与购买价格之间的差数。
The difference between the sales price and the purchase price of a capital asset.
考察了由3个素数和1个殆素数构成的等差数列。
Arithmetic progressions, any one in which consists of 3 primes and 1 almost prime, are investigated.
结果表明，等差数列的利用可规范第一种误读。
The result shows that the utility of the arithmetic progression can limit the first kind of misread.
统计学也告诉我们如何计算能说明平均值和偏差数。
Statistics also tells us how to compute measures such as averages or deviations.
为了详细标明精度等级，有必要在尺寸上增加公差数字。
To specify a degree of accuracy, it is necessary to add tolerance figures to the dimension.
与美国经济之间的增长差数已收窄，预计今年还会进一步缩减。
The growth differential with America's economy has narrowed and is expected to contract further this year.
结论线性测量误差模型是分析带有测量误差数据的有效方法。
Conclusion Linear measurement error model is an effective way to cope with measurement error.
介绍了电度表的耐振试验、谐波试验、电压和温度试验的误差数据。
It also introduces the error values of shockproof test, harmonic test, voltage and temperature test.
因为地球有岁差数的问题，所以是按照1050BC的天象而定。
Because Earth has a number of precession of the problem, is determined in accordance with Sky 1050bc.
而如果均采用等差数值，两个模型得出的结果就不在同一个范围内。
If you use evenly spaced values instead the two models' outcomes will cluster differently.
这是对传统经典平差数据筛选方法的一种补充，使得平差精度大为提高。
The method of choosing data by free net adjustment makes adjustment accuracy improved greatly, so it is an addition to the method of data screening by traditional classical adjustment.
这个差数也许似无大异，但是在统计学上这一差别却极为显著，表明这是进化的结果。
This difference may seem small, but statistically it is highly significant, which suggests it is the result of evolution.
随着经济不景气带动对进口商品需求减少，总的贸易逆差数字预计将继续下降。
The overall trade deficit is expected to continue shrinking, as the economic slump leads to lower demand for imported goods.
在统计质量控制研究和应用中，有许多误差，尤其是形状质量服从差数模分布。
In the research of statistical quality control and its application, there are many kinds of error, which abided by the difference moudlc distribution, particularly in the eases of shape quality.
在观测木星的时候，我发现它的折射差数造成的效果要比CA的大，而且大很多。
I found the effects of differential refraction to be more profound on Jupiter than the CA.
文中使用径向基函数理论建立了基于RBF神经网络的数控机床热误差数学模型。
A neural network based on radial basis function (RBF) was used to predict and compensate the thermal error of a CNC turning center.
在非线性多功能传感器的信号重构过程中，训练样本集不可避免地夹杂粗差数据。
Training sample set inevitably contains gross error in input signal reconstruction of nonlinear multifunctional sensor.
尽管态势乐观，英特尔在利润差数未达到目标的事实缓和了华尔街分析家的热情。
Despite its optimism, Intel's missing its target on profit margins tempered Wall Street analysts' enthusiasm.
纵然中国的贸易顺差数量巨大，但是要是将美国的贸易赤字责怪中国，大概是纰谬的。
However huge China's trade surplus may be, it is probably a mistake to blame America's deficits on China.
在脊柱病症的治疗方面缺乏可接纳的方式根据，这需要选择差数来对护理质量作出评价。
The absence of accepted evidence-based approaches to the management of spinal disorders makes the choice of parameters to measure for quality difficult.
本文分析了上述各种情况和所产生的误差数据的特性，提出了保持圆刻机精度的几点建议。
The characteristic of the error data is analyzed in this paper. Some methods about holding the accuracy of machine are suggested.
通过这些数学表达式可以定量的计算出机床主轴由于回转运动误差产生的加工几何误差数值。
Through the mathematics equations, numerical value of machining geometrical error duo to machine spindle rotary error are calculated.
针对平行度误差数据处理繁琐的问题，按最优化计算方法的要求，建立了数据处理的数学模型。
In this article, a mathematical model for data processing was established to reduce the complication in processing the data of parallelism error according to the requirements of optimization method.
当PM接到的估算允许20%、50%，或甚至100%的错误差数时，他们会对架构师感到失望。
PMs get disappointed with their architects when they receive estimates that allow 20%, 50%, or even 100% margins for error.
当PM接到的估算允许20%、50%，或甚至100%的错误差数时，他们会对架构师感到失望。
PMs get disappointed with their architects when they receive estimates that allow 20%, 50%, or even 100% margins for error.
应用推荐