A Simple Analysis on Air Quality Data Monitored by Passive Sampler

To improve the sensitivity of the exiting accelerometer, an exclusive charge amplifier is integrated with a data sampler and analysis software, forming a portable micro vibration test system.

为提高现有的加速度传感器的灵敏度，采用专用电荷放大器，同已有的数据采集器和测量分析软件集成，组成了便携式微弱振动信号加速度测量系统。

It concludes several parts as follows: a local metering communication network made up of data sampler and concentrator, data remote communication and computer metering management software.

系统主要包括以下几个部分：数据采集器和数据集中器构成的本地抄表通讯网络，数据远程通讯和计算机抄表管理软件。

Development of a Data Sampler of the Early Aged Dementia Diagnostic System

早期老年痴呆症诊断系统数据采集器的研制

An Intelligent Data Sampler and Spectrum Data Processing System for Fourier Spectrometer

傅里叶光谱仪的智能数据采集器与光谱数据处理系统

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。

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

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

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

Density of Wind-Blown Sand Measured by Immersional Wetting and Ring Sampler

浸水+环刀法测定干燥风积沙密度

Contrast Test of Reinforcement Penetration Method and Ring Sampler Method for Sand Filling Compactness

填砂密实度的钢筋贯入法与环刀法对比试验

As the result of the co-action of the erect stubble and vegetation cover, The position that the maximum soil wind erosion amount for conservation tillage farmland measured by sand sampler located in the height range of 18~ 40cm.

由于直立残茬和植被覆盖的共同作用结果，风洞集沙仪收集的保护性耕作农田最大土壤风蚀量集中在距地表18～40cm的高度范围内。

Experimental Study on Sampler Efficiency of Whirl Type Separation Sand Sampler in Wind Tunnel

旋风分离式集沙仪在风洞内集沙效率的试验研究

To improve efficiency and veracity of soil sampling in testing bulk density, the cutting ring method and in situ soil tube method were combined and a multi-segment in situ soil sampler was designed.

为了提高土壤容重测定中土样采集的效率和精准性，将环刀法和原状取土管法结合，进行了分段式原状取土器的研制。

In this paper, a testing method which analyzes effect of alkalinity of hardened cement pastes on soil's is put forward, and layer soil sampler is designed.

介绍了水泥硬化浆体液相碱度对土壤等液相碱度影响的试验方法，设计了分层取土器；

24 soil sampler were employed for the study, and the correlation coefficients in 21 soils were statistically significant at 1% level, and the other were at 5% level.

在24个供试土壤中，有21个土壤的相关系数达到极显著水准，3个达显著水准。

Design and Application of A New Hand-operated and Verticle-pressured Undisturbed Soil Sampler

新型直压式手动原状土取土钻设计、性能分析及其应用

Soil Sampler and Sampling Process in Geologic Exploration of Water and Water Power Project

水利水电工程地质勘察中取土器及取样方法探讨

Depend on the math calculate tools, FEA and Optimization Design technology, we finished the Structural Analysis of the tube of sampler and it's Optimization Design.

求将传统的数值设计方法与有限元方法、优化设计技术相结合，完成了深海热液保真采样器结构优化设计。

At present, seabed sampling mainly depends on hydraulic grab and tube sampler on the large research ships. It is a huge project.

目前，海底采样主要依赖各种大型考察船及其携带的液压抓斗和管状取样器来进行，采样作业工程浩大。

A free piston thin wall sampler was used to obtain undisturbed specimens of natural sedimentary silty soils from ground surface to the depth of 70 m. A series of tests were performed on both the undisturbed and the remolded/ reconstituted samples.

采用自由活塞薄壁取土器自地表至深度70m取得不扰动原状粉质土样，通过一系列物理力学试验，对比分析了天然沉积粉质土与天然沉积粘性土的异同。