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A quantitative method of alkaloidal monomers is established by HPLC/MS.The The sepatation was performed on a XTerraTM ODS column(5μm,4.6mm id×150mm) with acetonitrile -water-acetic ammonium as mobile phase at the flow –rate of 1mL/min.

建立了苦豆子中主要的生物碱单体含量的测定方法：HPLC-MS法，色谱柱选用XTerraTMODS Column(5μm，4.6mmid×150mm)；流动相为乙腈-水-乙酸铵，采用梯度洗脱，流速为1mL/min，柱温30℃；质谱作为检测器，选择离子采集方式。

Furthermore a primary qualitative analysis of the flavonoids anddiarylheptanoids of Alpinia officinarum has been undertaken using UPLC-MS.

此外，我们还运用新技术UPLC-MS对高良姜中双苯庚烷和黄酮两类成分进行了初步的定性分析。

Chromatographic fingerprints of amomum tsao-ko in different places were determined by GC-MS, and analyzed by fingerprint similarity evaluation software.

采用GC-MS方法建立草果挥发油指纹图谱，探讨气相色谱－质谱连用技术在草果挥发油质量控制方面应用的可行性。

In this experiment, stem apex, stem and leaf of Angelonia solicariifolia Humb in vitro culture were chose as the research objects, inoculating them on MS medium to induce the callus or adventitious shot after general disinfection.

采用香彩雀的茎尖、茎段、叶片作为外植体，并进行常规消毒后接种在MS固体培养基上，诱导出愈伤组织或不定芽。

In search of environmentally benign insecticides with high activity, low toxicity and low residue, a novel series of anthranilic acid esters containing N-pyridylpyrazole were designed and synthesized. All of the compounds were characterized and confirmed by IR, 1H NMR, MS and elemental analysis.

设计，合成了8个新的含N-吡啶基吡唑杂环的邻氨基苯甲酸酯类化合物，结构经FTIR， MS， 1H NMR 和元素分析确证，并且采用X-射线衍射分析方法确证了具有较好生物活性的化合物14d的结构。

A method for simultaneous determination of arsanilic, nitarsone and roxarsone residues in foods of animal origin was developed by HPLC-ICP-MS.

建立了动物源性食品中阿散酸、硝苯砷酸和洛克沙砷的HPLC-ICP-MS分析方法。

The asymbiotic germination indicated that the medium Hyponex No.1 was optimum for PLB formation when supplemented with potato juice, and optimum for PLB differentiation when supplemented with banana juice. Fresh sprouts were induced from the explant of the shoot tip cultured on the MS medium in the presence of BA 3.0 mg/L and NAA 0.2 mg/L.

结果表明：在花宝1号附加土豆的培养基上萌芽效果最好，原球茎发生率较高；分化阶段以花宝1号附加香蕉的培养基分化效果最理想，幼嫩茎尖在MS基本培养基上附加BA 3.0 mg/L与NAA 0.2 mg/L上可诱导出新芽。

A compound 2-(3-hydroxyphenyl)[60] fullerene pyrrolidine was synthesized by the 1,3-dipolar cycloaddition reaction of the fullerene(C60) and azomethine ylide (prepared from glycine and 3-hydroxybenzaldehyde). The product was characterized by UV-Vis,1H-NMR ,FT-IR and MS. The reaction conditions affecting the yields of product were investigated and the optimum reaction conditions with product yield 75%(based on consumed C60) were:molar ratio of C60∶3-hydroxybenzaldehyde:glycine 1∶3∶6,reaction temperature 95℃,reaction time 18h.

利用甘氨酸和3-羟基苯甲醛与C60发生1， 3-偶极环加成反应，合成分离得到了2-(3-羟基苯基)[60]富勒烯吡咯烷，用UV-Vis、1H-NMR、FT-IR、MS等测试手段表征了产物的结构，并通过单因素方法，探讨了反应条件对产物产率的影响，得到最佳工艺条件：反应物摩尔比1∶3∶6，温度95 ℃，反应时间18 h，产物的产率可达75%（以消耗的C60计）。

Methods The essential oil Ⅰ and Ⅱ were extracted from the root of Cibotium barometz with CO 2 supercritical fluids by two grades isolation and analysed by GC-MS.

采用超临界CO2 流体萃取技术提取其精油部分，经二级解析分离出精油Ⅰ和Ⅱ。并用GC -MS -联用技术进行分离和鉴定。

During the second transition about 231°C, a structural change took place, which corresponding to decomposition of silver behenate. The major thermal decomposition products are silver nanoparticles and behenic acid. The gas products from thermal decomposition of silver behenate were detected by MS. Carbon dioxide was first emerged, subsequently water, hydrogen, acetylene and some small molecule alkenes appeared.

采用MS对山嵛酸银在整个热分解过程中所释放出的气体产物的跟踪检测发现，首先是二氧化碳气体的放出，接着是氢气和水，随着温度的进一步升高，又伴随着乙炔和一些小分子的烯烃产生，当温度进一步升高到500℃左右时，被山嵛酸钝化的银纳米粒子逐渐失去了有机分子，最终的热分解产物为金属银。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。