dust sampler

Error Analysis and Uncertainty Assessment of Metrological Verification of Dust Sampler

粉尘采样器计量检定的误差分析和不确定度评定

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Results ( 1) The concentrations of dust measured by multi functional sampler were slightly higher than that with routine dust sampler or personal dust sampler, but there were no significant difference ( P> 0 05).

结果（1）多功能呼吸同步采样仪测出的粉尘浓度稍高于常规定点粉尘采样仪和个体粉尘采样仪的测定结果，经显著性检验差异无显著意义（P>005）。

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On this base, a low-disturbing sampling module for the gravity sampler and the piston corer, in which the infection of the dust harass due to the contact corer can be quantified based on the known data.

在此基础上分析了重力取样器和活塞取样器的低扰动取样模型；根据已有的一些资料数据量化描述了接触取样中取样器对土体扰动的影响；

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Research and Development of Type CHC Long Period Respirable Dust Sampler

CHC型长周期呼吸性粉尘采样器的研制

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Air samples were collected by high volume sampler. Total dust was weighed and content of enzyme analyzed by ELISA.

用大容量采样器采集空气样品，称重法测定洗衣粉粉尘含量，酶联免疫吸附实验（ELISA法）分析酶含量；

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The addition of a dust sampler to the Respiratory Volume Meter makes it Possible to measure both respiratory volume and dust concentration in air.

在YA-1型肺通气量仪上增设一个粉尘采样器，使该仪器既能测定肺通气量，又能测定空气中的粉尘浓度。

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Structural design and performance test of dust sampler for wind erosion measurements

土壤风蚀采沙器的结构设计与性能试验研究

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