查询词典 trace

The method is sensitive and suitable for the determination of trace chloramphenicol in aquatic p...

结果表明该方法灵敏度高，重复性好，适合水产品中氯霉素残留筛选检测

The method was sensitive and has been applied to the determination of trace perchlorate radical in water samples and sodium chlorate with satisfactory results.

方法用于水样及氯酸钠中痕量高氯酸根的测定，结果令人满意。

The article studied and analysed the trace chlorophenol and nitrophenol in effluent by high performance liquid Chromatography-mass spectrometry.

对废水中微量氯苯酚、硝基苯酚进行了高效液相色谱质谱法分析研究，建立了一种简单、快速、准确测定废水中苯酚衍生物的实验方法。

A sensitive spectrophotometric method for the determination of trace amounts of chlorine dioxide based on the fading reaction of chlorophenol red by chlorine dioxide has been developed in the alkaline solution.

在弱碱性条件下，二氧化氯(ClO2 )氧化氯酚红使其褪色，于 5 75nm波长处测定剩余氯酚红的吸光度，当用试剂空白参比时，吸光度的降低值与ClO2 的浓度呈直线关系，其它氧化剂在测定条件下无干扰，方法有较高的灵敏度和很好的选择性。

Objective To establish a simple and rapid method for determination of trace chromium in drinking water.

目的 探讨生活饮用水中微量铬的简便、快速的测定方法。

The objective of the study was to explore the effect of trace chromium in feed by spectrophotometry.

目的］探索分光光度法测定饲料中微量铬的效果。

The method was applied to quantitative separation and determination of trace chromium in water.

方法可用于环境水样和废水中微量铬的测定。

China is the kingdom of chrysanthemum, where all trace of it.

我国是菊花的王国，哪里都有它的踪影。

The color in yellow Chrysoberyl is due to iron trace elements.

金绿玉因铁痕量元素的存在而呈现出黄金绿色。

Twenty four chrysoberyl and alexandrite samples from the major deposits all over the world were studi- ed qualitatively by XRF and the trace elements in chrysoberyl were gotten mainly to be Fe, Ga, Ti, in alexandrite to be Fe, Cr, Ti.

对24块世界主要产地的金绿宝石和变石进行X荧光能谱分析，得到其所含的主要微量元素分别是Fe、Ga、Ti和Fe、Cr、Ti。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。