2) energy criterion
能量判据
1.
The state equation and energy criterion of roadway bump wer.
基于弹性理论,分析了均匀围压下圆形巷道松动区、弹性区及原岩应力区的能量积聚、释放及转移情况,探讨了巷道冲击的内在机制和远场震源的扰动影响,提出了巷道冲击的状态方程和能量判据。
2.
Based on the limitations of the present criterions for activity of flotation reagents, a new one called energy criterion (Δ E ) is put forward, and the relationships of energy criterion to electronegativity of group, to constant of solubility product, to critical pH value of ore floation, and to contact angle are also investigated.
提出了浮选药剂性能计算的新方法———能量判据计算,得出能量判据ΔE 是药剂及矿物的前线电子密度、前线轨道能量、净电荷等量化参量的函数,由静电作用项ΔE1、正配键共价作用项ΔE2 和反馈键共价作用项ΔE3 构成。
3.
Based on the one-dimensional energy criterion of explosives shock initiation,considering the shock propagation of projectile impacting covered explosives,the relation formula of threshold velocity is obtained as Vw≈0.
根据裸炸药的一维短脉冲冲击起爆能量判据,结合射弹撞击带盖板炸药的冲击波传播规律,获得了同尺寸钨射弹与钢射弹引爆带等厚度盖板装药的阈值速度关系式为Vw≈0。
3) energy-saving judgment
节能判定
4) elastic energy criterion
弹性能判据
1.
An elastic energy criterion of rock burst was obtained.
探讨了处于弹塑性变形状态下井巷和采场围岩体弹性比能的计算方法,提出了用有限元法分析计算处于弹塑性变形状态受力煤岩体的弹性比能分布的理论与方法,以及产生冲击地压的弹性能判据。
5) free energy criterion
自由能判据
1.
The energy postulate and general form of the free energy criterion;
能量公设与自由能判据的普遍化形式
2.
We started off with the above property to discuss the conditions for using free energy criterion.
从上述性质出发,讨论了自由能判据的应用条件。
6) the bonding energy criterion
成键能判据
1.
The relativistic effectic core potential ah initio and the bonding energy criterion were used on.
使用相对论赝势从头计算方法和成键能判据研究了模型化合物MCO和MCONa+(M=Fe,Ni)分子的电子结构,讨论了M对CO分子的活化作用及Na+的助活化作用。
补充资料:BCS超导电性判据(BCScriterionforsuperconductivity)
BCS超导电性判据(BCScriterionforsuperconductivity)
BCS将产生吸引的电-声子相互作用强过排斥的电子间屏蔽库仑相互作用作为超导电性的判据:
-V≡〈`-\frac{2|M_bb{q}|^2}{\hbar\omega_bb{q}} \frac{4\pie^2}{K^2}`〉平均<0
式中Mq为电子发射或吸收一个波矢为q的声子的单散射中的电-声子矩阵元,$\hbar\omega_bb{q}$为声子能量,K2=q2 Kc2,Kc-1为库仑屏蔽长度,e为电子电荷。
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