1) differential density
容差密度
1.
Secondly,it defines the differential density by the difference between two densities of the Biot medium under open-pore and close-pore conditions,and these densities are derived from the kinetic energy equations.
首先给出Biot介质地震波场的基本方程;然后基于动能方程,分别得到了开放边界条件和闭合边界条件的密度,进而用这两个密度的差值定义了"容差密度",容差密度突出了孔隙介质宏观的平均状态,回避了孔隙形态等细节问题,在此基础上推导出Biot介质密度参数的容差密度表达形式;最后对密度参数的表达式进行了分析讨论,深化了Biot介质密度参数的认识,特别指出耦合密度的负值性是动能的非负性和惯性力的平衡关系所约束的结果。
2) tolerance
[英]['tɔlərəns] [美]['tɑlərəns]
容差;宽容度
3) bulk density
容积密度
1.
The reasonable distribution of mix bulk density and partical size on the transverse and lenghwise direction of sintering pallet,the relationship between segregation index and mix bulk density were discussed.
论述了台车上横向、纵向混合料容积密度及粒度的合理分布 ,偏析指数和混合料容积密度的关系 ,提出了改善台车上混合料容积密度 ,加大混合料粒度偏析 ,降低边缘效应及提高料面平整度的布料途径。
2.
Besides this, cultivation of excellent variety that has better performance in wood properties including bulk density and fiber length also has been gained more and more attention from society.
生长量是杨树的重要性状指标,但除此之外,容积密度和纤维长等在材性上表现较佳的优良品种的培育也越来越受到社会的关注。
4) disparity graphs
密度容限
1.
Objective To investigate the importance of biocular match in stereopsis forming and the relaionshiop between different disparity graphs and a tolerant certain limitatity of element density of random dot, and also to help provide theory fundation for stereopsis forming, stereoacuity testing and stereograph making.
目的：研究立体视形成过程中双眼匹配的重要性及不同视差图形与随机点“密度容限”之间的关系，为立体视的形成机制、立体视锐度的检测及立体视检查图片的制作提供依据。
5) density difference
密度差
1.
By recording the density data in compact period and mobility period and the jigging ampli- tude of the jig bed,the correlative relation between the mobility and density differences in the compact period and the mobility period was analyzed.
本文研制了γ射线床层密度在线探测器,实现了跳汰机床层内沿垂直方向上三点处的床层密度测量,在此基础上,通过记录跳汰机床层密实期与松散期的密度值和脉动振幅,分析了密实期与松散期的密度差与床层松散度之间的关联关系,提出了用床层底层及上层同一点处的密度差构建床层松散度的二阶回归模型的方法。
2.
The liquid density difference and relative Rayleigh number at different temperatures and different cooling rates were calculated.
min-1时高温合金IN718的凝固组织、液体中Nb和Mo含量变化,并计算了液体密度差和相对Rayleigh数与温度的关系。
6) density differences
密度差异
1.
Structural patterns and density differences are salient characteristics of drainages,which should be maintained in generalized versions.
水系作为地图的基本要素之一,在地图综合中必须依据水系的类型和河网密度进行化简,以保持河网密度差异等宏观特征。
2.
A new rule of ordering river entities based on counting the amount of their tributaries is proposed,which indicated the density differences of river entities among different areas.
河系简化是地图综合中经常需要处理的任务,其难点主要在于依据上下文环境对河流进行结构化选取,以保持河网密度差异等宏观特征。
补充资料：电荷密度差图
分子式：
CAS号：
性质：分子的电荷密度分布ρ(r)与原子的电荷密度分布ρ原子(r)总和之差，即Δρ(r)= ρ(r)-∑ρ原子(r)。它表明原子化合为分子时电荷重新分布的情况。
CAS号：
性质：分子的电荷密度分布ρ(r)与原子的电荷密度分布ρ原子(r)总和之差，即Δρ(r)= ρ(r)-∑ρ原子(r)。它表明原子化合为分子时电荷重新分布的情况。
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