batch sampling

用法例句

stratified sampling method for assessment of ambient air quality

环境空气质量评定用分层取样法

the population is divided into subpopulations (strata) and random samples are taken of each stratum.

全体被分成几类然后对每一分层进行随机取样。

Research on Near the Bottom of Deepsea Biological Larva Pressure-retained Sampler of Multiple Nets Subsection/Layered;

深海近底层多网分段/分层生物幼体保压取样器研究

Sampling of coal in seam

GB482-1995煤层煤样采取方法

formation fluid sampler panel

地层流体取样器面板

As the sampler is dragged along the bed, it collects a sample from the top layer of bed material.

取样器沿河底拖动，收取表层河床质。

They will then drill through the full62 feet of ice and sample some of the briny water from the lake for analysis.

他们将在62英尺的冰层上钻洞，对从湖中提取咸水的样本进行分析。

Cluster sampling on various stages and strata method was adopted.38474 persons were interviewed.

采取多阶段分层、群抽样的方法,对38474人进行家庭入户健康询问调查。

Adopt delaminatin anastomosis for mucosa layer and muscle layerin esophagus.

食管胃采取黏膜层和浆肌层分层吻合。

HIDAM (Hierarchical Indexed Direct Access Method )

分层索引直接存取法

Research on Low-disturbing Sampling Theory and Truth-preserving Technique of Deep-sea Surface Layer Sediment;

海底表层样品低扰动取样原理及保真技术研究

Methods :Clinical blood tumor samples were se parated to obtain mononuclear cells by Ficoll-Hypaque,solid tumor tissues were made to be single c ells by using mechanical method.

方法:血液肿瘤取肝素抗凝外固血或骨髓样本,用淋巴细胞分层液分离纯化单个核细胞;

automatic noise sample analyzer

自动噪声取样分析仪

it is able to get water.

这样它就可以汲取水分。

Proportion allocation in stratified random sampling

按比例分层随机抽样

gains from proportionate stratified sampling

按比例分层抽样的得益

Photoshop Layer Style Parameter Analysis

Photoshop图层样式参数分析

hierarchical direct access method (HDAM)

分层直接存取法;分级直接存取法;层次直接存取方法