查询词典 standard

Methods Using acetamide as the internal standard,extraction column and extraction conditions of fluoroacetamide from blood and urine samples were optimized by comparing the extraction efficiency of different solid-phase extraction columns and the effects of experimental conditions on recovery.

选择乙酰胺为内标，通过比较不同固相柱的萃取效率和不同条件对回收率的影响，优化用于血和尿样中氟乙酰胺萃取的固相柱和提取条件，利用氟乙酰胺与乙酰胺质谱图的分子离子峰面积之比与氟乙酰胺浓度的定量关系，建立血和尿样中氟乙酰胺鼠药的GC/MS定量分析新方法。

Methods Protein in blood and urine was precipitated directly by acetonitrile with acetanilide was used as the internal standard using Agilent Zorbax SB-Aq column (250 mm×4.6 mm, 5 μm). The mixed solvents of water (triethylamine 0.12%, acetic acid 0.12%) and acetonitrile were used as the mobile phase to separate cephalosporins using gradient elution method at 1 mL/min and 254 nm.

以乙酰苯胺为内标，血液和尿液用乙腈直接沉淀蛋白，采用Agilent Zorbax SB-Aq(250 mm×4.6 mm， 5 μm)色谱柱，流动相选用水（含0.12%三乙胺和0.12%乙酸）和乙腈的混合溶剂梯度洗脱，流速1 mL/min，检测波长254 nm。

Very psychiceyes, high and that beautiful nose and small mouth red-labium of a little smiling. Hold the standard of esthetica lmodern times and beauty of orthodox ancientry organic amalgamation in togethert and that become face of fairness and beautiful and acetone body of erogenous and awfulness.

眗眗有神的眼眼睛、高絢的鼻子和略带微笑的杏嘴红唇，把这现代美的标准和古代传统的美有机的融合在一起而够成美丽漂亮的面庞和庄严而性感的酮体。

A check stock standard was prepared in 60:40 acetonitrile: water.

检查库存标准编写60：40乙腈：水。

Average recovery of acetophenone and cinnamic acid achieves 100.42% and 101.75%, respectively, with standard deviation of 1.3% and 1.7%, respectively.

苯乙酮和肉桂酸的平均回收率分别为100.42%和101.75%，相对标准偏差分别为1.3%和1.7%。

The content of 1,8-cineole in eucalyptus oil was determined using cyclohexanone or acetophenone as internal standard.

通过用环己酮和苯乙酮作内标物，对含量 80 %桉叶油中 1，8-桉叶油素含量的测定进行比较，结果表明，用苯乙酮作内标测定，标准偏差为 0 。2 7，变异系数为 0 。33%，而且毒性较小，是较理想的内标物。

However, this development is in the real estate market is extremely non-standard circumstances achievable.

然而，这一发展是在房地产市场极其不规范的情况下实现的。

As the leading marketing research consulting agency in China, PAMRI has been pursuing truthfulness and reliability as its core business philosophy. Quality data is undoubtedly the top guarantee of PAMRIs services to the clients. To achieve this end, all PAMRI survey activities are required to follow strictly the ICC/ESOMAR International Code of Marketing and Social Research Practice and ISO9001:2000 Quality Management Standard.

身为中国信息咨询行业的先行者，环亚素来坚持诚信为立足之本的经营理念，数据的品质是我们对客户的第一承诺，对待所有承接的项目都严格按照ISO9000国际质量管理体系认证标准、《ICC/ESOMAR市场及社会调查行为国际准则》及《QCSI访问质量控制体系国际认证》为客户提供真实有效的调研数据。

All the artistic achievement of this age haven been praised, meanwhile all the artistic and aesthetic standard have been complied with by people all over the world until today.

她所取得的艺术成就至今为世界所赞叹、观止；她所建立的艺术、美学标准至今为世界所师表与遵守。

In addition, some studies have showed that there was no difference between traditional instruction and online learning in terms of Standard Achievement Test.

此外，有的研究表明：在标准参照测量中采用基于网络的协作研究性学习的学生与通过传统方式讲授进行学习的学生并没有表现出统计学认可的显著性差异。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。