查询词典 sampling fraction

This study measured the isovolumic contraction time , isovolu-mic relaxtion time and ejection time of CCP group and normal contrast group. Late,tei index was calculated, relationship between Tei index and LV function index such as ejection fraction ,the ratio of transmitral peak velocity at early diastole to transmitral peak velocity at late diastole etc.

本研究通过对正常对照组与肺心病病例组使用频谱多普勒超声心动图测量ICT、IRT、ET时间计算Tei指数，观察肺心病左心室Tei指数变化并分析其与超声测定的心功能指标EF、E/A等相关性，探讨Tei指数评价肺心病左心室整体功能的价值。

It turns out that the modulus of the RSA cryptosystem is easy to factor if the the ratio of the two prime factors of the modulus can be well approximated by a small fraction.(3) A fast public-key encryption scheme is developed by using the Chinese remainder theorem.

2找到了RSA公钥密码算法的一类弱密钥，指出如果RSA数的两个素因子的比值能够被一个小分数有效逼近的话，则RSA数是容易分解的。

We can restore your headlights for a tiny fraction of the cost of replacement!

我们可以恢复您的车头灯的一小部分的费用，更换！

If a little market-cornering gets you funds in the repo market for a small fraction of that, why not?

如果一点债券囤积行为可以使你在债券回购市场付出较少的钱得到资金，为什么不呢？

The design of the learning environment for concrete representational fraction in this study is based upon equivalent segmentation.

本研究所设计的具体表徵分数的学习环境，乃是以等分割的观点为主。

The mean composition of the residual amorphous matrix was estimated according to lattice parameter and crystalline volume fraction.

由晶格常数及晶体相体积百分数估算了剩余非晶相的成份。

The onset of asphaltene precipitation was corresponding to the maxmum of the mass fraction conductivity for the residue/n-heptane system.

渣油中沥青质的缔合、聚沉给重油深加工带来了严重的负面效应，渣油的胶体稳定性研究日显重要。

The disparity in polarity between heavy fraction and residue was the main cause of altering the colloidal stability of residue system.

结果表明，SARA组分的变化对混合体系的胶体稳定性有影响，但不是影响其稳定性的主要因素，组分极性上的差距是造成混合体系稳定性变化的主要原因。

The effect of various heavy oil fractions on the colloidal stability of residue system was studied by mass fraction normalized conductivity method.

向绥中36-1常压渣油中分别加入催化裂化油浆和减四线抽出油，研究了其对渣油胶体稳定性的影响。

The influence of volume fraction of solid phaseon Nusselt number seemed slight in spite of the change of Reynolds number.

在不同的Reynolds数下固相含量对Nusselt数的影响很微弱。

Objective:To compare the response control and attention of Schizophrenic patients with that of the healthy controls by Integrated Visual and Auditorycontinuous performance test. To quantitate the impairment of cognitive function in patients, and to explore the relationship between cognitive function and the severity of the disorder.

目的：探讨精神分裂症病人在IVA持续操作测试中的反应控制能力、注意力等，并与健康人进行比较，从而量化精神分裂症病人的认知功能损害，并进一步探讨其认知功能与疾病严重程度的关系。

Main effective factors including subcooling degree, mechanical vibration, gas hydrate reformation, environment temperature, noncondensing gas and surfactant are analyzed.

指出过冷度、机械振动、重复生成水合物、环境温度、不凝性气体、添加剂是影响气体水合物生成的主要因素，还对R152a水合物的放冷进行了实验研究。