查询词典 sampling fraction

By considering the influences of initial packing fraction, shear rate and friction coefficient on the shear velocity profile, local packing fraction and coordinate number, we have investigate the mean flow features inside shear granular flows.

根据初始体积分数、剪切率、摩擦系数等对系统内剪切速度廓线、局部体积分数和配位数等的影响规律，分析了剪切颗粒系统的平均流动特征。

The theoretical packing fraction of the bundle of optical fibers which are arrayed in hexagon with round end-tip is calculated by two methods,and the value of packing fraction was 90.69% which was the same as the value of bundle of optical fibers that were arrayed in hexagon with rectangle end-tip.

采用二种方式推算了光纤采用六边形排列配用圆形端套光纤传光束的理论敛集率，其值为90.69%，这一值同光纤采用六边形排列配用长方形端套的传光束理论敛集率一致。

Results showed that at a given position on the storage vessel surface, the hoop strain was increased with a higher packing fraction of alloy powders during the cyclic hydriding/dehydriding reactions. This resulted from a larger amount of pulverized fine powders generated by a larger packing fraction of alloy powders.

结果显示，在储氢罐表面之特定位置上，其切线方向应变随著粉末填充率提高而增加，这是由於较高的粉末填充率产生较多的粉碎细小粉末所导致。

If bigger studies prove this new approach to treating refractory depression works on even a fraction of that fraction, neurosurgeons could be in for a busy time.

如果范围更广的研究能证明这种聊难以控制的抑郁症新方法能一小部分地陆续进行的话，神经外科医生恐怕要很忙碌了，因为他们要给更多病人带来福音。

In case of multiple canopies the throughfall is separated in a direct fraction, fth,d, and a bypassing fraction, fth,b, i.e.

截留贮存的融化量估算为：式中： iscale 为参数； M 为方程(4.32)-(4.34)计算积雪融化的函数；。

The resistivity-temperature curve can be predicted by using this mathematical model, which was in good agreement with the experimental data when the CB volume fraction is close to the critical volume fraction.

利用这个数学模型，还对两种PTC材料的阻温曲线进行了预测，与实测结果比较发现，当炭黑含量在渗流阈值附近时，预测值与实测数据吻合很好。

Based on these results,the sampling-rate conversion theory for the FRFT with a rational fraction as conversion factor is deduced.

最后，本文通过仿真对导出的分数阶Fourier域多抽样率理论进行了验证。

This tool still is in experiment phase at present, only fraction sampling user can be used.

该项工具目前仍处于试验阶段，仅有小部分抽样用户可以使用。

Study limitations include those inherent in a registry study, the potential for unmeasured variables, and inability to account for the sampling fraction.

该项试验的限制，包括注册试验中天生的限制、未衡量到变项的可能性、以及无法解释采样比例。

The lot fraction defective is the key to establish the sampling method. But it is not studied before.

批不合格率p是制定抽样检验方案的重要依据，但目前缺少这方面的统计和研究。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。