查询词典 chemical method

Use the method of multi-media, S-VHS type video camera, BVE-800compiler machine and BVU-850 P video cassette recorder, all equipments are new and developing. TV program about the periodie table of elements is produced. The elements in periodic table, such as simple substance mineral exist in nature, with its main physical and chemical characteres, find dxpress in clear drawing and vividly demonstrate experiment.

运用多媒体电化教学手段，借助S－VHS型摄像机、BVE－800编辑机及带编辑功能的BVU－850P录像机等先进的设备，拍摄了实物元素周期表录像片，将元素周期表中元素的单质、存在于自然界的矿物以及它们的主要物理、化学性质，通过清晰的画面、生动的演示实验形象逼真地表现出来。

Extraction method and physical-chemical properties of anthocyanin from Red Globe Grape (Vitis vinifera L.) peel were preliminarily studied.

以红地球葡萄品种为试材，研究了葡萄果皮中花色素的提取方法及色素理化性质。

The major objective of this course is to provide a thorough background in those chemical principles that are particularly important to analytical chemistry, including statistical method in data evaluation, gravimetric analysis and volumetric analytical measurements.

分析化学 ANALYTICAL CHEMISTRY 微二必修(3 ─ 0)本课程的主旨是进行样品中成份的分离、确认与含量上的定量分析。主要是教导分析化学中重要的基础化学原理，包含：运用统计学於数据评估、重量分析法以及体积分析测量等。

This experiment is the typical comprehensive nature, the designed experiment, it synthesized the volumetric analysis elementary operation eo skill, the spectral analysis, knowledge and so on chemical literature consult method, and has designed, the zetetic characteristic.

该实验是典型的综合性、设计性实验，它综合了容量分析基本操作技巧、光谱分析、化学文献查阅方法等知识，并具有设计性、探究性的特点。

Fluorescent colors: Orange, green, yellow, and green, red, pink, Orange, Blue Material: Paper, cardboard, acid resin, wood, PVC polystyrene, polycarbonate, acrylic resin, coating metals, with coating of polyester, ABS Application: Posters, outdoor signs, painting shift pattern printing method, PVC containers, bags and plexiglass Characteristics: Gloss, hiding power, the stability of the screen, flexibility, outdoor weather, the speed of drying, anti-alcohol / chemical resistance, the pressure convex

荧光颜色：桔红，绿，黄绿，红，粉红，桔黄，蓝基材：纸，卡纸，丁酸脂，木材，PVC 聚苯乙烯，聚碳酸酯，丙烯酸树脂类，涂漆金属，带涂层的聚酯，ABS 应用范围：宣传画，室外标志，移画印花法图案，PVC容器，箱包和有机玻璃特征：光泽，遮盖力，网版稳定性，柔韧性，室外耐候性，干燥速度，抗乙醇／化学品性，压凸

Releasing dynamics of phenolic acid during Zanthoxylum bungeanum litter decomposition (0、10、30 and 60 days) and the effects of its aqueous extract on soil chemical properties were investigated using the litter bag method.

应用分解网袋法研究了花椒凋落物分解过程中（0、10、30d和60d）酚酸的释放动态及凋落物浸提液对花椒林地土壤化学性质的影响。

In this paper, we adopted rapid thermal chemical vapor deposition and zone melting recrystallization methods to deposit polycrystalline silicon thin films and studied the preparation technologies of the solar cells on SiSiC and Al_2O_3 ceramic substrates by high temperature method.

本文采用快速热化学气相沉积和区熔再结晶相结合的方法，在SiSiC和Al_2O_3等陶瓷衬底上制备多晶硅薄膜，并初步探索了高温路线制备多晶硅薄膜太阳电池的相关工艺。

Study on the quantum chemical calculations is performed by means of MNDO method on VAX8350 computer for rubescensine A and its acetylate derivative.

本文用MNDO方法在VAX8350计算机上对冬凌草甲素及其乙酰衍生物进行了量子化学计算研究。

A quantitative analysis of the chemical constituents of Alpinia officinarum hasbeen undertaken in order to control the quality of the Chinese medicine. Fivecompounds isolated from Alpinia officinarum were separated and quantitatedutilizing a RP-HPLC-UV method.

为了建立高良姜药材的质量控制方法，我们进行了高良姜化学成分分析方法的初步研究，对其提取方法进行了优化，并运用HPLC-UV法对13个不同批次高良姜中5个成份进行了含量测定。

Xintai Group is the company which monitored by "OPCW"(Convention on the Prohibition of the Development, Production, Stockpiling and Use the Chemical Weapons and on their Destruction) and "China Controlled Chemicals Association", own the "Production License of the Regulations of the People's Republic of China on Supervision and Control of Chemicals", is one of the leading manufacturer of Sodium Cyanide and Tert-Butylamine in home, and is the only manufacturer that producing Hydrocyanic Acid and Solid Sodium Cyanide by using method of "Anes Test " in home.

鑫泰集团属于&国家禁化武公约&和&中国监控化学品协会&监控的企业，拥有《监控化学品生产特别许可证》和《安全生产许可证》，是国内生产叔丁胺和氰化钠的主要厂家之一，是国内安氏法生产氢氰酸进而生产固体氰化钠的唯一厂家。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。