End caps are accurately machined from precision square steel blocks.
端盖准确地从精密加工方钢块。
End caps are accurately machined from precision square steel blocks.
端盖从加工精度准确方钢块。
The end caps are accurately machined from precision square steel blocks.
端帽准确地从精密加工方钢块。
Using servo control system, the length and width of cloth to 1 mm with absolute precision square shape is more perfect, sealing side, the efficiency is greatly improved.
使用伺服控制系统，布料宽度与长度的到达1毫米的精确与外形绝对的四方形﹑封边更完美﹑效率大大提高。
Kwan Kee JFZ series square shaft handle high quality standards of raw materials, and application of high-tech precision manufacturing technology to ensure product quality.
钧记JF Z系列方轴执手采用高品质标准原材料，同时应用高新精密制造工艺技术，确保产品的高质量。
Estimation of GM (1, 1) model parameter usually adopts the least square criterion, but test of model precision often USES average relative error criterion.
估计GM(1,1)模型中的参数通常采用最小二乘准则，而在模型精度检验时又常采用平均相对误差。
Then some parameters of the controller are modulated by hybrid learning algorithm of ladder descent (LD) and least square error (LSE) so as to attain better control precision.
然后通过梯度下降法和最小二乘法相结合的混合学习算法，对控制器参数进行调整以提高其控制精度。
The variation principles of the throw distance, flow rate and rotation speed of variable-rate sprinklers for precision irrigation on square area were given.
通过理论分析，给出方形喷洒域变量施水精确灌溉喷头的射程、流量和转速应服从的变化规律和计算公式。
Some calculation circumstantiates that the algorithm with the same calculating precision and speed as least square algorithm is accurate and reasonable.
实例计算表明本算法具有和最小二乘法一样的计算精度和速度，本算法是正确的和可行的。
To ensure the measurement precision of the electric power fault recorder, this paper proposes a channel calibration approach based on the linear least square method.
为了保证电力故障录波器的测量精度，提出了一种基于线性最小二乘原理的录波器通道校正方法。
Our research shows that when sample size is greater than 50, the least square estimate of regression coefficiencies has high estimate precision.
结果表明，当样本大小大于50时，回归系数的最小二乘估计具有较高的估计精度；
This paper try to predict soil erosion with the Least Square support vector machine technology and the better predict precision compared to the BP artificial neural network has been gotten.
首次尝试将最小二乘支持向量机技术用于土壤侵蚀预测，并与BP神经网络的方法进行了对比，取得了较好的预测精度。
International precision and high speed square linear rail and high speed mure screw, to ensure the perfect processing.
采用进口直线高速高精度方轨和进口高速静音丝杆，确保高校和高精度加工。
The general method of contour retrieval is the least square method, but the computational effort of which is too much and the precision of which is difficult to ensure.
提取鱼眼图像轮廓一般是采用最小二乘拟和的方法，但该方法计算量大，精度难以保证。
The free vibration of orthotropic clamped square plates with a circular or square hole is studied with the help of the program using the high-precision triangular plate bending element.
用高精度三角形板单元有限元程序研究多种正交各向异性材料开圆孔或开方扎夹支方板的自由振动。
As for building square grid, one of the important ways is to estimate the precision of any elements in the grid.
对于建筑方格网来说，重要的方面之一就是可以评定网中任意元素的精度。
The test results show that a high-precision estimation of parameters and a reduced alignment time has been obtained by means of the Least Square Estimation.
试验表明：用最小二乘法作参数估计能缩短对准时间，并得到高精度的参数估计。
Adoptsimported linear square rails, high-precision helical rack, doublerow and four column ball slider, heavy loading, stable operation, high precision, longlife.
采用进口直线方形导轨，高精度斜齿齿条，双排四列滚珠滑块，承重冗余大、运行平稳，精度高，寿命长。
In the multibyte floating point calculations, the calculation of many functions, especially the complex functions, depend on the precision and speed of the square root calculation.
介绍一种可在微型机上由汇编语言完成的多字节浮点快速开平方运算的方法。
The mathematical model built by the data fit method based spline least square has not only higher precision of model and fit coherence, but low degree of model, more smooth also.
基于样条最小二乘数据拟合方法建立的数学模型不仅可以提高模型精度和拟合程度，而且模型阶数较低，光滑性好。
One of the important factors involved in building a square grid is the way to estimate the precision of any elements in the grid.
无对角线四边形法是建立建筑方格网中二级网的有效方法。对于建筑方格网来说，重要的方面之一是可以评定网中任意元素的精度。
The invention has the advantages that a method for eliminating decimal phase error of square wave is provided, and the method effectively improves the time measuring precision with lower cost.
本发明的优点在于提供了一种消除方波小数倍相位误差的方法，该方法以较小的代价，有效地提高了时间测量精度。
Besides, the radius precision is accomplished by least square method with radius constraint.
基于设计半径已知条件，利用半径约束最小二乘法提高测量精度。
The company area 600 square meters, has a variety of precision equipment has more than 50 sets: Nitto mounter, testing instruments, wave soldering and the number of precision instrument.
公司面积600平米，拥有各种精密设备共50多套：日东贴片机，检测仪器，波峰焊等数台精密仪器。
The modeling based on the system recognition theory and using the least square method in the case of the partially linear relationship the simulation precision is greatly improved.
提出了一种基于自适应模糊系统的径向基高斯函数系统辨识方法，与传统的系统辨识和仿真方法相比，更具有精确性与智能性。
Coefficient determination, absolute bias, relative absolute bias, root mean square error and relative root mean square error were employed to evaluate the precision of different model systems.
采用确定系数、绝对误差、相对绝对误差、均方根误差、相对均方根误差等模型评价指标对不同模型系统的精度进行比较分析。
The least square method for rock stress measurement is described in this paper. The method of precision estimation is improved.
本文从地应力测量数据误差处理的角度阐述了地应力计算的最小二乘法，对地应力测量精度评定方法进行了改进。
The processed cruving and straight edge can be trimmed by the square roller from the top and bottom at the same time with fine, Evenness and precision.
用仿形滚轮可上下同时对所加工的曲直线进行修边，可均匀准确修整。
The modeling based on the system recognition theory and using the least square method in the case of the partially linear relationship the simulation precision is greatly improved.
对于局部线性的水位流量关系，用系统辨识理论对其进行建模，利用最小二乘法，拟合精度明显提高。
The modeling based on the system recognition theory and using the least square method in the case of the partially linear relationship the simulation precision is greatly improved.
对于局部线性的水位流量关系，用系统辨识理论对其进行建模，利用最小二乘法，拟合精度明显提高。
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