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- effective mass ratio 有效质量比
- When the mass ratio of paraffin wax/graphite equaled 4:1, the cooling effect was the best. 石蜡与石墨质量配比在4:1时，电池组冷却效果达到最佳。
- The effective mass m * of the carrier of IMO is about 0 35 m. IMO薄膜的载流子有效质量约为电子静止质量的 0 35倍 ;
- Therefore, we propose that the relevant effective timescale for an embedded cluster should be defined in terms of the cluster-cloud mass ratio. 因此，我们建议用来描述初生星团的相关有效时间尺度的定义中，也应考虑此一初始星团-星云质量比。
- The results show that when adding Al-B master alloy in terms of the B/Ti mass ratio of 1:5, the ideal grain refining effect can be obtained. 结果表明,按硼钛质量比1:5的比例加入Al-B中间合金,可获得理想的晶粒细化效果。
- The effect of porogen,mass ratio of the two networks and crosslinking degree of the second networks on the pore structure of the PDV. 交联剂和致孔剂是影响树脂合成的关键因素,通过改变它们的种类和比例可以得到不同孔结构的吸附树脂。
- Synergistic effect on the toughening of hard PVC was observed when blending PVC, CPE and PTW within a certain mass ratio. 在一定的比例范围内同时加入PTW与CPE，二者具有协同增韧的作用；
- Synergistic effect on the toughening of hard PVC was observed when blending PVC,CPE and PTW within a certain mass ratio. 在一定的比例范围内同时加入PTW与CPE,二者具有协同增韧的作用;
- Synergistic effect on the toughening of PVC took place when PTW and elastomers were blended with PVC within a reasonable mass ratio of PTW ... 晶须与弹性体同时加入时,在一定的质量比范围内,二者具有协同增韧作用;钛酸钾晶须能改善PVC复合体系的加工性能和抗老化性能。
- An acceptable mass ratio of glass to Ni in the Nickel conductive paste is0.08. 镍导电浆料中玻璃与镍粉质量比为0.;08是比较合适的。
- The weight mass ratio of fragrant masterbatch should be controlled about 5%. 生产中一般控制芳香母粒质量分数5%25左右。
- We persist: the resonable price & quality, the same mass ratio of the price! 本站坚持：同等的价格比质量，同等的质量比价格！
- The blend had excellent properties when blend mass ratio of SSBR/NR was 80/20. 当SSBR/NR(质量比)为80/20时，共混物的硫化胶具有最优的力学性能。
- This paper analyses the physical sence of effective mass of energy band elec-tron and also discusses its tensor. 本文分析了有效质量的物理意义,并对它的张量性质进行了讨论。
- The quark mass is defined by quark propagator and from this definition we calculate effective mass of quark. 用夸克传播子定义了夸克的质量，进而讨论了夸克的有效质量。
- We have studied analytically the electron effective mass of single-wall carbon nanotubes. 他们发现，在这两个观测结果中，特定波长的位置会随著质子对电子的质量比而改变。
- The positions of certain wavelengths in both cases depend on the proton-to-electron mass ratio. 他们发现，在这两个观测结果中，特定波长的位置会随著质子对电子的质量比而改变。
- In the framework of effective mass envelope function theory, the electronic states of the InAs/GaAs quantum ring are studied. 摘要在有效质量包络函数理论的框架下，研究了铟砷／镓砷量子环的电子态。
- The energy equipartition time is longer than the interparticle collision time by the mass ratio of proton and electron. 由于质子与电子的质量比很大，能量平衡时间比粒子间碰撞时间长。
- Abstract: The vibration solution of a massive spring system is presented, the effective mass of a spring is derived. The approximate period of the vibration is given. 文摘:给出了弹簧质量不可忽略的弹簧振子系统的振动解，导出了弹簧的有效质量的渐近级数表达式，指出振动呈拟周期性.
