1) retention
[英][rɪ'tenʃn] [美][rɪ'tɛnʃən]
保持率
1.
The empirical study made by the author to assess the value of five firms with the focus on the customer, their most important intangible asset, shows that customer retention is most critical to a firm s value.
实证研究发现,顾客保持率对公司的价值影响最大。
2) oil retain
油保持率
1.
The effects of cold press pressure,sintering temperature and sintering time on oil reservation and oil retain were investigated;the model of predictive oil retain was designed by Back-Propagation Neural Network(BPNNN) and Radial Basis Function Neural Network(RBFNNN);training epochs and training goal of neural network were optimized with quasi-Newton method and Levenberg-Marquardt method.
以热塑性聚酰亚胺多孔材料制备工艺为研究对象,考察主要工艺参数(冷压压力、烧结温度及保温时间)对多孔材料关键指标(含油率和油保持率)的影响;采用反向传播神经网络(BPNN)和径向基神经网络(RBFNN),建立其油保持率预测模型,分别考察了Levenberg-Marquardt算法和拟牛顿算法优化网络模型的运算量和精度。
3) frequency support
频率保持
4) strength retention
强力保持率
1.
This paper introduces the properties of aramid fiber,analyses the effect of twisting process on the properties of aramid cord,and discusses the ways to improve the strength retention of aramid cord.
介绍了芳纶纤维的性能,分析了加捻工艺对芳纶帘线性能的影响,探讨了提高芳纶帘线强力保持率的途径。
5) Rate of length maintenance
长度保持率
6) PDI holding rate(%)
PDI保持率(PDI%)
补充资料：塑性保持率
分子式：
CAS号：
性质：又称抗氧指数。系生胶试片经140℃×30min老化后的塑性值与塑性初值的比率，用来表示生胶抗氧化能力。是标准胶六项重要指标之一。
CAS号：
性质：又称抗氧指数。系生胶试片经140℃×30min老化后的塑性值与塑性初值的比率，用来表示生胶抗氧化能力。是标准胶六项重要指标之一。
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