查询词典 chemical analysis

Using the methods of field experiment,chemical analysis and biological statistics, effects of applying fertilizer on the law of absorption of Zn、Se and yield quality of spring wheat were systematically illuminated .

通过田间试验与室内分析及生物统计相结合的方法，研究了施肥对内蒙古土默川地区春小麦Zn、Se吸收规律及产量品质的影响。

CHEMICAL ANALYSIS OF ACETIC ACID AND ACETIC ANHYDRIDE.

NF T20-625-1965 醋酸和醋酸酐的化学分析。

Larvae survived and grew very well on foliage of Catharanthus roseus L.; but all larvae died when fed foliage of Allamanda cathartica L.; Chemical analysis also revealed that foliar nitrogen content differed significantly among plant species.

化学分析也发现植物化学物质的含量在这三种植物之间相差很显著，尤其是含氮量，在三种树叶上的含量都不一样。

All kinds of the detected and analyzed has proved that the analyzer has high accuracy with the error within the allowable range compared with the result of chemical analysis method , what's more, it is so quick that it only takes just 15 min.

多种检测试验及实际分析应用证明，其检测准确度高，与化学分析法测试结果的误差值均在化学法的允许差之内；且检测速度快，从样品处理到检测结果仅需15min。

Spectrochemical analysis: Any of a group of chemical analysis methods that depend on measurement of the wavelength and intensity of electromagnetic radiation.

光谱化学分析：以测量电磁辐射的波长和强度为基础的化学分析方法。

The company has been introduced overseas advanced full automatic form production line, which annual throughput attain 20,000 ton, and have eight horizontal CNC, five vertical CNC, 40 miffing machines, drill presses. It built with casting sand test, chemical analysis, optical analysis system, all-sidd inspect method.

产品/Product：本公司拥有年生产能力20000吨的日本东久水平造型线和垂直造型线，还有八台卧式加工中心、五台立式加工中心、四十台铣床、钻床等，并设有型砂测试、化学分析、光学分析等系统及全面监测手段。

In the development of institutions, the company set up under the Chinese Room, physical and chemical analysis room, drug analysis room, intelligence research, such as research departments; in experimental instrumentation, the company has advanced equipment at home and abroad, such as high-performance liquid chromatography, gas chromatography spectrometer, UV spectrophotometer, tableting machines, biochemical incubator, constant temperature and humidity, and drug dissolution device, Rotary Evaporator, vacuum drying, optical rotation detector, such as large-scale apparatus.

在开发机构方面，公司下设中药室、理化分析室、药物分析室、情报研究室等研究部门；在实验检测仪器方面，公司拥有国内外先进的仪器，如高效液相色谱仪、气相色谱仪、紫外分光光度计、压片机、生化培养箱、恒温恒湿器、药物溶出仪、旋转蒸发仪、真空干燥箱、旋光测定仪等大型仪器。

Five typical coals of low-to-medium rank (Huolinhe brown coal, Majiata non-caking coal, Datong weakly caking coal, Huozhou gas coal, Lingshi fat coal) and their macerals are prepared. The molecular structure and the oxygen functional groups of the selected coals and their macerals are studied by means of the conventional coal properties analysis, chemical analysis and the advanced instrumental methods such as FTIR,XRIK 13C-NMR.N XPS. The molecular structure characteristics, regularities and the results are discussed. Additionally, the total oxygen content and distribution characteristics of different oxygen functional groups in the raw coals and their macerals are studied.

本文中选取了中低变质程度煤中的五种典型煤种——霍林河褐煤、马家塔不粘煤、大同弱粘煤、霍州气煤、灵石肥煤以及它们的不同显微组分作为研究对象，采用了常规的煤质分析、化学分析法以及先进的仪器分析法如傅立叶变换红外光谱、X射线衍射、高分辨固体~(13)C核磁共振谱~(13C-NMR及X光电子能谱等方法，全面地研究分析了所选煤样的惰质组、镜质组的分子结构及煤中氧的赋存形态，得到所选煤样惰质组分的分子结构特征及结构参数，分析比较了惰质组与镜质组在分子结构上的差异性，并讨论了惰质组分的分子结构特征及结构参数随煤变质程度的变化规律；同时，通过研究得到了所选原煤样及其显微组分中总氧含量及各种不同类型含氧官能团的含量分布特征。

Pulse fast thermal neutron analysis technology is a better method than chemical analysis used in coal industry.

应用脉冲快热中子分析技术代替煤炭行业原来使用的化学分析方法，不但节约成本，而且经过努力可以实现在线分析，是一种非常有前途的分析方法。

Pulse fast thermal neutron analysis technologyis a better method than chemical analysis used in coal industry.

应用脉冲快热中子分析技术代替煤炭行业原来使用的化学分析方法，不但节约成本，而且经过努力可以实现在线分析，是一种非常有前途的分析方法，然而因HPGe探头进口价格昂贵且不易维护，而不适合中国使用。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。