电源：1.5 kW @ 220-240 V;氦气流量：Helium: 5-10 ml/分钟, 纯度99.5% XRF的元素检测限： 检测限（Detection limits）与采样计数时间（count times）有关，下表是采用6秒采用计数时间（80平方毫米检测器）或采用30秒采用计数时间（15平方毫米检测器...
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minimum detection limits 最小检测范围
detection limits for individual 个人检测限值 ; 个别的检测限
Method Detection Limits 和方法检测限 ; 的规定进行方法检出限 ; 方法检出限
Calibration curves and Detection limits 线性范围和检测限
lower detection limits 最低检出限
pg level detection limits pg级检测限
detection limits of the method 方法检出限
detection limits of this method 方法检出限
limits of detection 检测下限 ; 其检测下限
Recently, it was realized that polymeric membrane ion-selective electrodes can be optimized to show dramatically improved detection limits over traditional values.
近年来，人们认识到，聚合物膜离子选择性电极经优化后可以获得较传统电极低得多的检出限。
This step improves the detection limits for various analyzers.
该步骤改善了各种分析器的检测下限。
The detection limits and precision for selected elements are satisfactory.
这些元素的检出限和测定精密度令人满意。
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