1) double groups point reactor model
双群点堆模型
2) point reactor model
点堆模型
1.
The Simulink emulation model was established based on the six-group delayed neutron point reactor model and the core lumped parameter model with two sections to emulate the dynamic process of marine reactor,and the results were compared with those of related literature.
以6组缓发中子点堆模型和堆芯双区集总参数模型为基础,建立Simulink仿真模型,对船用反应堆动态过程进行仿真分析,并与相关文献作比较。
3) bipartition model
双群模型
1.
Hybrid\|pencil beam model(HPBM),which has been obtained by embedding the bipartition model into Fermi\|Eyges multiple\|scattering theory,shows the potential broad prospect in clinic because of the good calculation accuracy and efficiency.
将双群模型计算的宽束电子的能量沉积与Fermi Eyges理论的侧向解相结合来构造电子笔束模型 ,即混合笔束模型 。
2.
Straight forward approximation has been used for the transport calculations of forward particles in the bipartition model of charged particle transport.
在粒子输运双群模型中,引入直向前近似,计算了双群模型中的直向前粒子输运。
3.
By using the electronic stopping power of Oen Robinson in the bipartition model of ion transport,the path lengths,reflection coefficients and range distributions have been calculated.
将Oen-Robinson电子阻止本领用于离子输运双群模型,计算了离子在固体中的径迹长度、反射系数和射程分布,并讨论了采用不同阻止本领对输运计算的影响。
4) point reactor model
点[反应]堆模型
5) double-degree-freedom
双质点模型
1.
The liquefiable site was simplified as a double-degree-freedom model and the formula for calculating the reduction of horizontal natural frequency induced by liquefaction was attained.
将可液化场地简化为双质点模型,给出了液化导致场地水平自振频率下降的计算公式,推导出了频率下降率的下限值。
6) double basic point model
双基点模型
补充资料:闭式单点、双点压力机
| |||||||
主要参数内容 | 国际先进 | 国内先进 | 国内一般 | 国内落后 | 评定方法及说明 | ||
(一)加工精度 | 参照GB10924-89、GB10933-89、JB5200-91 | ||||||
1、滑块下平面对工作台上平面的平行度(mm) | 30%精度储备 | 20%精度储备 | 达到规定值 | 大于规定值 | |||
0.02+0.10/100×滑块下平面的被测长度 | |||||||
2、滑块行程对工作台上平面的垂直度 | 30%精度储备 | 20%精度储备 | 达到规定值 | 大于规定值 | |||
0.05+0.02/100×滑块行程长度 | |||||||
(二)结构性能 | |||||||
1、离合器、制动器接通率,当滑块行程次数≤16次/分时为70%,≤25次/分时为60%,≤45次/分时为50% | 大于规定值10% | 大于规定值 | 达到规定值 | 达不到规定值 | |||
2、液压超负荷保险装置、微调装置、吨位指示器 | 全部具有 | 全部具有 | 部分具有 | 没有 | |||
(三)噪声dB(A) | |||||||
1、公称力≤400kN | ≤85 | ≤87 | ≤88 | >88 | |||
2、公称力>400kN | ≤87 | ≤88 | ≤90 | >90 | |||
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