In most patients with stable coronary artery disease, plasma cardiac troponin t levels are below the limit of detection for the conventional assay.
多数稳定性冠心病患者的血清心肌肌钙蛋白t水平低于传统检测方法的检测低限。
The probability of detection of ultra weak bioluminescence in the photon count imaging system and limit of detection of photon image are discussed.
分析了生物超微弱发光的光子图像特点，从而看出对光子图像进行统计研究的必要。
The method is accurate and reliable, and has wide linear range, low limit of detection. This method provides a viable approach for powdered milk quality dairy products.
该分析方法准确可靠，线性范围宽，检出限较低，为乳制品质量检测提供了可行方法。
Image quality is improved. The probability of detection of ultra-weak bioluminescence in the photon count imaging system and limit of detection of photon image are discussed.
讨论了生物超微弱发光的统计分布，分析了生物超微弱发光在光子成像系统中的探测概率和光子图像的探测极限。
CONCLUSIONS: the limit of detection for any given MD syndrome is constrained by 4 factors: fetal fraction, MD size, coverage, and biological and technical variability of the event region.
结论：4个因素制约给定的MD综合征的检测极限，包括事件区域的胎儿碎片，MD大小，覆盖范围和生物及技术的变化性。
Rather the detection limit is shown to be sufficiently low by the analysis of samples with known concentrations of analyte above and below the required detection level.
而是，通过分析含有高于和低于必需的检测水平的、已知待分析物浓度的样榀，以显示检测限度足够低。
Whatever method is used the detection limit should be subsequently validated by the analysis of a suitable number of samples known to be near or prepared at the detection limit.
无论用什么方法，均应该在随后通过分析适当数量的、已知接近或制备于检测限度的样榀，来验证检测限度。
But the signal environment that includes external noise, different kinds of clutter and interference will significantly limit the detection performance and system capability.
但是，包含外部噪声、各种不同杂波和干扰的信号环境将大大限制探测性能和系统能力。
This paper discusses the detection limit, precision and accuracy of ICPAES in relation to the background correction by the "on-peak" and "off-peak" modes.
本文对ICP背景校正的两种方式—“在峰”校正与“脱峰”校正的分析检出限、精密度和准确度进行了讨论。
The detection limit, precision and accuracy were satisfactory and the method could completely meet the needs of analysis.
该法简便、快速、灵敏度高，检出限、精密度及准确度令人满意，完全能满足分析要求。
The pretreatment conditions of sample, background absorption interference, the detection limit and characteristic concentration were investigated.
对样品处理条件、背景吸收干扰、出限及特征浓度进行了考察。
It shows that larger width of narrow deteriorates the linear scale of detector, but improves the detecting sensitivity and reduces detection limit.
结果表明：较大的狭缝宽度使检测器线性范围变差，但可以提高检测灵敏性，降低检测限。
As to GC with a workstation, this paper introduced a new method used to evaluate the uncertainty of calibration for detection limit by flame ionization detector.
本文针对带工作站的GC介绍了气相色谱仪氢火焰离子化检测器检测限校准的不确定度评定新方法。
A color cast detection method based on equivalent circle is applied, which overcomes the limit of traditional methods of detecting image color cast.
采用一种基于等效圆的偏色检测方法，克服了传统方法在图像偏色检测中的局限性。
In environmental analysis, it is necessary to establish an effective method of determining detection limit.
在环境分析中有必要确定一种有效的检测限计算方法。
The mechanism, response rate, recovery rate, linear range, selectivity and detection limit of the sensor have been studied.
讨论了该传感器的检测机理、响应和恢复速度、线性范围、选择性和检测限等特性。
Theoretical analysis is made to parameters of the space optical paths from the point of view of increasing the fundamental detection limit.
介绍了此种陀螺的基本原理，并从提高基本探测极限的角度，对此种空间光路的各种参数进行了理论分析，提出了设计思路和方法。
The spiking test shows that the detection limit of this method is 10 oocysts.
加标试验表明，该方法的检测限为10个卵囊。
Two test methods, natural radioactive background method and decay method, used to verify the detection limit of radioactive aerosol monitors are studied.
研究了放射性气溶胶监测仪的检测方法，即天然本底检测法和衰变检测法。
The orthogonal test is designed to find optimal operating conditions of the plant esterase and these conditions effectively reduce the detection limit.
对于植物酯酶通过正交实验很好地确定了它的最优反应条件，有效地降低了其最低检测限度。
The atomic adsorption spectrometry (AAS), which has the merits of low cost and detection limit, good precision and accuracy, and wide linear range, has been widely applied in trace analysis.
原子吸收光谱（AAS）检测技术是现今较常用的一种微量元素分析测试手段，具有仪器价格便宜、精密度好、干扰水平低、线性范围宽等特点。
The pretreatment conditions of sample, chemical interference, detection limit and characteristic concentration were studied.
对样品处理条件、化学干扰、检出限及特征浓度进行了考察。
Based on an amount of experimental data, the paper discussed the interference effect on blank and detection limit as theory combined with practice.
本文以大量实验数据为依据，用理论和实验结合的方式，归纳、论证了干扰物对空白、检出限的影响。
If milk samples contain an antibiotic concentration higher than the detection limit of the test, the microbial growth and acid production is inhibited.
如果牛奶样品含有抗生素的浓度高于检测限在试验中，微生物的生长和产酸被抑制。
The pretreatment condition of sample, chemical interference, identity of viscosity for test solution and its blank solution, background absorption interference and detection limit were all studied.
对样品处理条件、化学干扰、试液粘度与空白溶液粘度的一致性、背景吸收干扰及检出限进行了考察。
The pretreatment condition of sample, chemical interference, identity of viscosity for test solution and its blank solution, background absorption interference and detection limit were all studied.
对样品处理条件、化学干扰、试液粘度与空白溶液粘度的一致性、背景吸收干扰及检出限进行了考察。
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