direct determination发音

意思翻译

直接确定，直接测定；直接进样法

相似词语短语

determination───n.决心；果断；测定

with determination───有决心

unswerving determination───坚定不移的决心

detection determination───检测测定

direct───adv.直接地；正好；按直系关系；adj.直接的；直系的；亲身的；恰好的；vi.指导；指挥；vt.管理；指挥；导演；指向

gravimetric determination───重量法测定；重量分析测定法

direct flights───直飞航班，直达班机

direct selling───直销，直接销售，直接出售；直接销售（等于directmarketing）

by direct───直接

双语使用场景

The method was applied to direct determination of nitrite in collapse lake water, fishpond water, power plant waste water and well water with satisfactory results.───该法直接测定煤矿塌陷湖水、鱼塘水、电厂废水和地下水中的亚硝酸根获得满意结果。

The proposed method is simple, convenient and highly sensitive, which can be applied to direct determination of hydrogen peroxide in rainwater with satisfactory results.───该法具有所用仪器简单，操作方便，灵敏度高等特点，应用于雨水中微量过氧化氢的测定，结果满意。

Volatile ions are trapped in slightly basic or acidic absorption solutions for subsequent direct determination by ion chromatography, voltammetry or atomic spectroscopy.───挥发性的离子被带少许碱性或酸性的吸收溶液收集，然后对其进行离子色谱、伏安法或原子分光谱分析。

It was studied that the direct determination of total chromium in water and wastewater by flame atomic absorption spectrophotometry.───研究了用火焰原子吸收分光光度法直接测定水和废水中的总铬。

The method has high sensitivity and fair selectivity and can be applied to direct determination of trace amounts of cadmium in pure zinc.───方法有高灵敏度和较好的选择性，可用于纯锌中痕量镉的测定。

Direct determination of total chromium in water by flame atomic absorption spectrophotometry has been investigated.───研究了用火焰原子吸收光谱法直接测定水中的总铬。

The direct determination of micro gold and palladium in the electroplating sludge using ICP- AES was studied.───研究了电感耦合等离子体-原子发射光谱（ICP-AES）直接测定电镀污泥中微量金、钯的分析方法。

A method was established for the direct determination of fatty acid polyglycol ester in DTY finish by infrared spectrometry.───建立了红外光谱法直接测定DTY油剂中脂肪酸聚乙二醇酯含量的分析方法。

Direct determination method of tantalum in ore without separation is described in this paper.───介绍了一个不需分离直接测定矿石中钽的方法。

英语使用场景

In this paper , the direct determination of 14 rare earth elements in ytterbium oxide of 99.

A method for direct determination of cerium dioxide content is studied.

This is a selective and sensitive method of the direct determination diethylamine in water and air.

Direct determination for free propylene glycol content in propylene glycol ester was put forward.

Satisfactory results were obtained for direct determination of citric acid in aerated water.

The sample preparation by the filter paper method and the direct determination of major (thulium)and five neighbouring micro-rare earth element impurities in pure thulium oxide by XRF are described.

A method was established for the direct determination of fatty acid polyglycol ester in DTY finish by infrared spectrometry.

The dispersion stability of phthlo cyanine blue-alkyd clear coating system is analysed by rheology approach, and confirmed with direct determination, such as sedimentation and electronic microscope.

Study is made of the direct determination of Fe content in the Dy - Fe alloy by ICP-AES .