time of exposure

In this paper , the experiment condition of holograph was studied in four aspects , the time of exposure , development of the difference of optical route , the beam angle of reference , and substance light .

从全息照相的曝光时间、显影时间、光程差以及参考光速与物光束的夹角四个方面对全息照相实验条件进行了研究。

In order to accomplish the high-quality surface image capture of red steel , the control parameters of image capture software are debugged , such as the width of the pixel , the time of exposure and the acquisition frequency .

调试了图像采集软件部分的控制参数，对像素宽度、曝光时间、采集的频率进行了反复测试，以完成高质量的红钢表面图像采集工作。

Time of exposure was the main reason for hearing loss induced by noise .

暴露于噪音的时间是引起听力受损的主要原因。

Conclusion Plasma ANG ⅱ in rats vary regularly with time of exposure to infrasound .

结论次声作用后，大鼠血浆内AⅡ含量随次声作用时间的不同而呈不同的规律性改变。

Objective To introduce modelling the relationship among dose , time of exposure and risk in the prospective cohort study .

目的介绍分析暴露、时间和效应之间相互关系的模型在前瞻性队列研究中的应用。

The biological effects of laser irradiation depend on wavelength , power , time of exposure and irradiation dose or fluence .

激光辐照的生物效应取决于激光的波长、功率和照射剂量等。

On a fishing vessel , time of exposure cannot be reduced , but the researchers called for special measures to reduce noise intensity .

渔船上工人接触噪音的时间不能减少，但研究人员希望采取特别措施以降低噪声的强度。

The EEL represents a cumulative exposure limit taking into account both the time of exposure and the concentration at which the exposure occurs .

EEL代表了一个既考虑了暴露时间又考虑了暴露发生时的浓度的累积的暴露极限。

At the same time of exposure , two methods showed that DNA damage about tail length , tail moment and olive tail moment , was basically consistent .

在相同暴露时间内，同一H2O2浓度下DNA损伤从尾长、尾距、Olive尾距上保持一致。

Ultrasound-assisted gene delivery is associated with the parameters of ultrasound exposure , such as mechanical index , pulse repetition frequency , time of exposure , and so on .

超声的此种特性，与超声的照射条件，如机械指数、脉冲重复频率、照射时间等有关。

Electrocardiogram ( ECG ), heart rate ( HR ), blood pressure ( BP ), cerebral blood flow ( CBF ) and time of exposure were monitored during LBNP .

在下体负压（LBNP）作用时，同步记录心电图、心率、血压、脑血流量、负压暴露时间。

We found taking vitamin C drugs ( at least six months )、 time of exposure to the sun 、 the partial eclipse 、 family history was significant in statistics ( P0.05 ) . 1 .

调查发现平时服用维生素C类药物（至少半年）、日晒时间、偏食以及有家族史在统计学中有统计学意义（P0.05）。

In this study the effects of concentration of SrCl 2 , duration time of exposure to SrCl 2 and oocyte age on the parthenogenetic activation of mouse oocytes were studied .

以昆明小鼠为试验对象，研究了氯化锶（SrCl2）浓度、激活处理时间以及卵龄对卵母细胞SrCl2孤雌活化的影响。

Conclusion The degree of neuron damage was obviously slight at the time of exposure to + 10 Gz / 5 min again after repeated + 4 Gz / 3 min 3 ~ 5 times .

结论+4Gz/3min反复锻炼3次和5次，再暴露于损伤强度的+10Gz/5min，其神经元损伤程度明显轻于+10Gz/5min单次暴露。

An exposure control instrument for holograph is designed , which can automatically adjust the object / reference light intensity ratio and the time of exposure in holograph to the best value by liquid crystal light valve ( LCLV ) .

设计了通过液晶光阀自动调整全息照相物光和参考光辐照比至最佳状态，同时能实现曝光时间自动控制的控光仪。

Secondly , the time of exposure of CCD must be synchronized with the image signal from the screen , which makes the system need nine CCDs altogether to measure the whole screen quickly and the CCDs must synchronize each other .

CCD曝光时间必须与被测屏的图形信号同步，为全屏快速测量，至少需要九个CCD，它们之间亦需要同步。

The biological effect of infrasound is determined by frequency , sound pressure level and the time of exposure to infrasound , etc. What is more , it has something to do with the biophysical and biochemical properties of the organism itself .

次声的生物学效应取决于次声的频率、声压级水平、次声作用时间等参数，并与生物体本身的生物物理学、生物化学等特性有关。

The condition of obtaining ideal holography photo lies in that the small difference of optical route , the beam angle of reference and substance light being 20 ° - 30 °, time of exposure being 3s-6s and time of development being 30s-40s .

获得理想的全息照片的条件：光程差较小，参考光束与物光束的夹角20°～30°，曝光时间与显影时间分别取3～6s和30～40s。

Conclusions : The demonstration of distal vessels and collateral circulation in lower limbs with arterial obstructive diseases can be improved by increasing dosage of contrast agent , placing the catheter nearer to the lesion , and using accurate delay time of exposure .

结论：对下肢动脉阻塞性病变，增加造影剂用量、近病变处注射造影剂，使用准确的延迟时间，可提高阻塞病变远端血管和侧支循环的显示率。

The results indicated that : ( 1 ) With the prolonged time of exposure in mock HHE , the survival time decreased and death rate increased when the mice were treated with mock HHE after exposure to 7 Gy of γ radiation .

结果表明：（1）模拟HHE暴露条件，7Gy照射，随着暴露时间的延长，小鼠的存活时间缩短，死亡率增加；

There was closely relationship between the degree of contraction of the cell and the dosage and duration of emodin . Conclusion : Emodin induced the contractile effects of smooth muscle cells of rat stomach . The contractile effects associated with the dose and time of exposure .

结论：大黄素对大鼠胃平滑肌细胞具有收缩作用，且大黄素对平滑肌细胞的收缩作用与其浓度和作用时间密切相关。

These results suggested that activity of HPA was related to extent and time of hypoxia exposure .

上述结果表明：低氧暴露的时间和程度与大鼠HPA的活动密切相关；

Every subject in exposed group was woman , average age is 33 years . Average time of occupational exposure to antineoplastic drugs is 14 years .

接触组共30例，均为女性，平均年龄33岁，平均接触抗肿瘤药物时间为14年。

The Effects of A-wave and B-wave of Electroretinogram in the Retina of Gray Rabbits by Indirect : Ophthalmoscopy at Different Time of Light Exposure

间接检眼镜不同光照时间对灰兔视网膜电流图a波和b波的影响

The time of X-ray exposure , the amount of contrast media consumed , the TIMI grading after stenting and ST-segment changes of electrocardiogram were compared between two groups .

比较两组介入治疗时平均X线曝光时间、造影剂用量、术后TIMI血流分级和心电图ST段变化。

Because LDH and AKP activities are effected by many factors , fluoride load and time of fluoride exposure must be considered when using LDH and AKP as biomarkers for fluorosis .

但由于LDH和AKP酶活性受影响的因素较多，作为评价氟污染及防治的健康效应时应结合机体的氟负荷和氟暴露史进行综合评定。

Generation of Secondary Porosity by Meteoric Water during Time of Subaerial Exposure : An Example from Yanchang Formation Sandstone of Triassic of Ordos Basin Application of Well Logging Information to Secondary Porosity Analysis

大气水在碎屑岩次生孔隙形成中的作用&以鄂尔多斯盆地三叠系延长组为例

The results drawn from the parametrical analysis show that the initial load value , time of fire exposure and steel ratio have an important impact on the residual strength index which increase with the growth of those parameters .

从参数分析结果来看，初始荷载值、受火时间和含钢率对剩余承载力系数有显著影响，且随着这些参数的增加剩余承载力系数提高。

Factorial design analysis of variance shows that neuronal cells apoptosis rate was dependent on the dose and time of BaP exposure , and there was an interaction between the dose and time ( P0.001 ) .

析因设计方差分析结果显示，随着染毒时间的延长，不同浓度BaP组凋亡率增高；BaP染毒与神经细胞凋亡率之间存在剂量和时间依赖性，且剂量与时间之间存在交互作用（P0.001）。

In the cotyledons , the isoflavones like daidzin , genistin and their malonyl conjugates were the major metabolites and were increased markedly with the time of light exposure .

子叶的异黄酮以大豆甙和染料木甙及其丙二酰基结合体为主，且在光照条件下，异黄酮含量随光照时间的增加而显著升高；