1) the ratio of space elastic modulus difference
空间模量差比
1.
his paper interpretes coal gasificaion strata by the methods of porosity difference,sonic traveltime difference, the ratio of space elastic modulus difference and resistivity ratio based on the depth, the thickness and the logging curve values of reservoirs have been determined.
本文在应用计算机对测井曲线进行分层的基础上，利用孔隙差异法、声波差值法、空间模量差比法和电阻率比值法逐层综合解释煤成气层，并对这几种方法在解释煤成气层时可能出现的问题进行了探讨。
2) space module ratiometer method
空间模量差比法
3) duty-cycle space vector
占空比空间矢量
1.
Modulation strategy of duty-cycle space vector for matrix converter;
基于占空比空间矢量的矩阵变换器调制策略研究
4) relative ratio of elastic moduli
弹性模量差比
5) volumetric error model
空间误差模型
1.
Its volumetric error model is built using rigid body kinematics,and then orthogonal experiments are planned and simulated using volumetric errors as objective function for robustness design and through horizontally selecting controllable factors and noise factors.
首先,建立了系统的刚体运动学空间误差模型;然后以空间误差为稳健设计的目标函数,通过对可控因素及噪音因素的水平选择,安排正交试验方案并进行仿真;最后,运用试验方案的统计分析结果评判各设计参数对机床空间误差及稳健性的影响。
6) vector space mode
向量空间模型
1.
We use the smooth technique to improve the weight of words,and present a vector space model.
引入smooth技术改进词语权重,介绍向量空间模型。
2.
This article presents a new method on how to filter the spam based on alternative covering algorithm and vector space model technology.
将交叉覆盖学习算法和向量空间模型等技术相结合可得到一种新的垃圾邮件过滤方法。
补充资料：空间差
排球运动术语。扣球队员跃起后，身体在空中移动位置，避开对方拦网，达到空档进攻的一种进攻战术。因起跳点和实扣点有差距，故名。又因扣球队员在空中“滑动”，又称“飞”。空间差的打法有“前飞”、“背飞”等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条