查询词典 MS

Method］ Alcohol solvent extraction method was used to extract the total extract of Thermopsis lanceolata, and it was treated by acid-soluble and alkalization. Then chloroform was used to extract the total alkaloids. Finally, GC-MS was used to analyze and identify the chemical composition.

方法］采用醇类溶剂提取法，提出披针叶黄华总浸膏，经酸溶、碱化处理，再用氯仿萃取出总生物碱，利用GC-MS法对其化学成分进行分析鉴定。

Studies on midum kind, hormones combination, additives juice, sugar concentration of Thesium Chinense Turcz. The result shows that the best medium of inducting lateral shoot is MS+6-BA2.0mg/L+NAA0.5mg/L and the juice of Cynodon Dactylon Pers.

通过对白蕊草组织培养的培养基种类、激素配比、添加物汁液、碳源的研究，得出适合白蕊草侧芽分化生长的最佳培养基为MS+6-BA2.0mg/L+NAA0.5mg/L+狗牙根汁液。

In order to obtain versatile ulitity of host molecules, three new chiral calix [4] crown ethers containing aza, thio atoms bearing two chiral sites provided by -cysteine ester were synthesized by the condensation of calix [4] arene diacid dichloride with oligoethylene glycol bridged bis-amino acid methyl ester. All new compounds were characterized by NMR, MS and elemental analysis.

以-半胱氨酸为手性源，利用多甘醇二氯醚在碱性条件下对半胱氨酸巯基进行烷基化反应，成功地合成了多甘醇醚链桥联的半胱氨酸衍生物，醚化反应后，在高度稀释条件下与对叔丁基杯[4]芳烃二乙酰氯进行双功能基缩合反应成功地合成了新型的手性杯[4]含氮、硫杂冠醚，并利用〓H NMR、MS等谱图手段对其结构进行了表征。

The extracts of Torreya grandis epispem were obtained by both supercritical CO2 extraction and steam distillation, and their chemical compositions were analyzed by GC-MS qualitatively and quantitatively.

分别采用超临界CO2萃取法和水蒸气蒸馏法提取香榧外种皮提取物，并采用GC-MS分析手段对提取物的化学组成进行了定性和定量测定。

The chromosomes of wheat calli cultured on MS media containing different supplem entary constituents were tracingly analyzed.

对培养在含有不同的附加成分的MS培养基上的小麦愈伤组织染色体进行了跟踪研究。

The ICP-MS method has a potential for on-line chemical analysis of aerosol particles containing refractory metal and transuranium element.

ICP-MS在环境气溶胶在线快速分析，尤其是气溶胶粒子中难熔金属和超铀元素超痕量在线环境监测方面具有潜在的应用前景。

In addition, the seed oil of Trichosanthes kirilowii was derivated with heterocycliczation method and then analyzed with GC/MS. The configuration of trichosanic acid is C18:39c,11t,13c, which content is confirmed to be 41.82% by peak area normalization.

由于甘三酯的组成及结构对油脂的物理性质及其在生物体中的代谢和吸收有着重要影响，通过RP-HPLC-MS法对瓜篓仁油中含瓜蒌酸的几种主要甘三酯进行进行了鉴定，并对这(来源：14ABC论f9f9文网www.abclunwen.com)几种主要甘三酯进行了分离提纯。

The growth of plantlets with the height of 1-2 cm and 3-4 leaves was compared on MS basal medium containing various organic compounds, including banana, carrot, potato, coconut water, and tryptone. The result showed that the growth of oncidium plantlets was the best on medium containing banana, potato and tryptone altogether with respect to their plant height, leave number, root number, root length, fresh weight, and dry weight. The next better media were the control and the Banana medium, followed by the Potato medium.

另外取高约1-2公分，带3-4片叶片的分化小苗，培养於含不同浓度有机添加物（香蕉、胡萝卜、马铃薯、椰子水、及tryptone）的半量MS培养基，以探讨最适合文心兰瓶苗生长的培养基，试验结果显示，在同时含香蕉、马铃薯及tryptone三种成份的培养基生长的小植株不论在株高、叶数、根数、根长、鲜重、及乾重均较其他培养基为佳；不含添加物之1/2MS培养基、及含香蕉的培养基次之，而在含马铃薯之培养基较差。

Rhododendron dauricuml ; Simultaneous distillation and extraction; Essential oil ; GC/MS ; Unblended cigarette ; Flavoring

满山红；同时蒸馏萃取；挥发油； GC/MS分析；单料烟；加香

Unfused contractions observed in diaphragm muscle fibers under low-frequency 100-ms stimulation indicated the potential for increased contractility with training.

在100-ms的低频刺激下，在横隔膜肌肉纤维中，可以看到非融合的收缩；这表示，经过训练，患者的收缩能力可以再增加。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。