The preparation procedure and data processing program of gas standard samples for titanium and titanium alloys.

研究了钛及钛合金的气体标准试样制备工艺和数据处理方案。

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Summarize the recent years' selling metallurgical standard samples and the possible problems in the future sale.

对近几年冶金标准样品销售的总结评价，以及今后销售中注意的问题。

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United standard samples, environment water and wastewater were analyzed.

分析了统一标准样品、环境地面水和实验废水。

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It also stated that nearly 13% of sea-bed residue samples from fish farms were higher than the environmental standard allowed.

BBC: Scotland's fish farming faces stricter controls

Prof van der Meer says the bacterial-based kits cope well with multiple samples, require fewer materials than standard chemical testing field kits, and are easy to prepare.

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