查询词典 flux

This source have the advantages of high stability, high spectral radiant flux, narrow bandpass, large area, tunable wavelength in broad spectral range, etc.

这种新型的积分球光源具有稳定性好、光谱辐通量高、光谱带宽窄、光源面积大、波长在宽波段内可调谐等优点，联合响应度直接溯源于初级辐射标准低温辐射计的标准探测器，可以有效降低定标不确定度。

For the powder having burn out process, the densification of the films is higher under carrier gases Ar,O2,N2. The surface roughness also increases with increasing gas flux.

初始粉末经烧除后镀制之厚膜结构，以Ar，O2或N2携带气体下最为致密，且膜厚及表面形态差异并不大，可发现较为平整之膜面，但随著流量的提升，表面的粗糙度则会增大。

It is also proved that the R2 value for correlation coefficient between local integration index （r=3） and pedestrian flux is significantly higher than the traditional method when it is tested in certain area with regularly gridded urban texture in the inner city of Nanjing.

文章进一步对南京城市做了实证验证，结果证明，经改进的方法所得到的空间集成度指标与城市商业布局之间的关系更加精确，而空间局部集成度（r=3）与步行人流量之间相关系数的R2 值也明显高于传统方法。

The simulation results show that the new algorithm can effectively eliminate the integrator drift with higher precision of flux estimation under permanent magnet synchronous motor wave input of EMF.

仿真结果证明，新算法在PWM 波反电动势输入情况下仍具有很高的磁链观测精度，可以有效地消除积分漂移误差。

The measured total flux of oil-water and temperature difference between upstream and downstream of the heater were employed as inputs, and the oil holdup was used as output of LSSVM, the relation between input and output was trained and the ideal model of oil holdups was obtained by applying a modified PSO to determine the optimal parameters of LSSVM automatically.

该方法将测量的油水总流量和加热器上下游温差作为LSSVM输入，含油率作为输出，对含油率与温差和总流量的关系进行训练，通过改进的PSO优化LSSVM的参数，建立了含油率的优化模型，并用测试数据对含油率的模型进行了比较。

In the raft mari-culture waters of the Jiaozhou Bay, China, a benthic chamber system for production measurement in situ was established. The O 2-flux was calculated based on the benthic closed-circuit chamber incubations of undisturbed sediment under light and dark conditions for estimating the benthic primary production and respiration.

为对生态系统的健康评估及底栖生物资源的开发利用提供技术支撑，在胶州湾筏式养殖水域，建立了底栖生物生产力现场测试系统，并在光照和黑暗条件下测定了沉积物海水界面溶解氧随时间的变化、计算了氧通量、估算了底栖总初级生产力和群落呼吸。

After overcoming the flux shift during the process, the production ability of strains could be the limiting factor for further increasing the production. To avoid the random modification on strains, the comprehensive enzymatic study of nucleoside producing-pathway was conducted on four strains with different producing ability. And the results could be used to direct further reconstruction of strains. It was also found that nucleotidase was of much importance to nucleoside production.

在成功克服了代谢流的迁移之后，菌株的代谢能力可能成为了进一步提高产率的限制因素，为了避免对生产菌的进一步改造中的盲目性，对四株不同菌株间嘌呤途径关键酶活力的系统测定，对肌苷、鸟苷生产菌种的酶学特征有了全面的了解；并发现了核苷降解酶对于核苷生产能力至关重要；酶学特性研究对肌苷、鸟苷生产菌的进一步改造提供了方向。

To date, micrometeorology approach based on eddy covariance technique has been regarded as the only direct measurement of material and energy fluxes between atmosphere and biosphere, and has been the key technology of the international flux network.

截止目前，利用微气象学原理的涡度协方差技术是唯一能直接测定生物圈与大气间物质与能量通量的标准方法，成为国际通量观测网络的主要技术。

At the time of aorta opening in routine cardiac surgeries with ECC,the oxygen flux was changed respectively. Two millilitres blood was taken at the time of pre-operation（T0）,30 min after aorta opening（T1）,6 h (T2),24 h (T3) and 48 h after operation (T4) to measure the levels of serum cTnI were measured through ELISA method.

常规体外循环下进行手术，升主动脉开放时改变各组复灌氧流量，分别于术前（T0）、开放升主动脉后30 min（T1）、术后6 h（T2）、24 h（T3）、48 h（T4）各时间点抽取患者锁骨下静脉血2 ml，采用ELISA酶联免疫法测定血浆cTnI含量。

An instrument for measuring a property of light, especially luminous intensity or flux.

辐射由一种放射性物质发出的辐射，包括α粒子、原子核、电子、和γ射线

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。