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- The sample extraction was performed according to the microchemical method (MiccM). The m/z 103, 144,182, 198, 214amu were chosen as MS (SIM) monitoring ions. 样品前处理采用了微量化学法(MiccM)技术,质谱(选择离子监测)确证的监测离子选M/Z103、144、182、198、214amu。
- Compared two methods of DNA extraction:SDS and CTAB. DNA sample extracted by these two methods were all of good quality for RAPD. Comparatively. But the method of CTAB obtained higher purity DNA sample. 比较了两种DNA提取方法，SDS法与CTAB法提取的DNA都可用作RAPD模板，但CTAB法提取的DNA纯度较高。
- Sample extracts which absorb at the measuring wavelength will interfere. In this case use charcoal for decolorisation, see 5.1.1. 样品浸出液可能含有一些物质会在测量波长出产生干扰。在这种情况下使用活性炭脱色，见5.;1
- The review is based on the achievement and progress of AA analysis in foods in recent years which contains the samples extraction, clean-up, derivatization an... 本文综述了食品中丙烯酰胺测定方法的进展,包括样品的提取、净化、衍生化、色谱方法及其和质谱联用技术的进展。
- The most effective strategy is to use matrix-matched calibration standards or analyte protectants which equalize the response enhancement for calibration standards and sample extracts. 基质匹配校准法和分析保护剂法是避免基质效应最有效的方法；
- What I need is nothing but a sample. 我需要的不过是一件样品而已。
- The nurse took a sample of my blood for tests. 护士抽了我的血样去化验。
- Samples extracted from the root of Iris japonica Thunb were analyzed and the optimal HPLC chromatographic conditions was confirmed. 本实验利用高效液相色谱技术,对蝴蝶花根的水提取样品进行了分析,确定出了最佳分离条件;
- The samples extracted with acetone,were oxidized by peroxy acetic acid and then extracted with dichloro-methane,were finally detected by GC-FPD. 样品以丙酮提取，过氧乙酸氧化，二氯甲烷萃取，气谱火焰光度检测器（GC／FPD）测定。
- Airmail revised price list but full range sample within fortnight. 航空寄上订正价格表，全套样品两周内寄出。
- His job is to sample products for defects. 他的工作是抽样检查产品的瑕疵。
- The same specific amplified fragment also occurred in PCR detection when nucleic acid samples extracted from Chlamydia infected goat tissues was as templet. 采集衣原体感染的山羊流产胎衣等病料制取核酸样品，进行PCR检测，同样扩增出特异性条带。
- He sent me a sample copy of the book. 他寄给我一本样书。
- This paper relates a study of using automated gel permeation chromatography (GPC) to clean soil sample extracts with an average recovery of spiked blank samples of about 79.0%, far better than the common Florisil method. 将该净化方法应用于实际土样的净化，并和佛罗里硅土净化方法相比较，经凝胶渗透色谱净化的20种有机氯农药空白加标的平均回收率为79.;0%25，比佛罗里硅土净化的空白加标平均回收率高14
- Moreover, compared with DNA sample extracted from young true leaf, the DNA samples from cotyledons had more protein and were impure, the steps of purification with chloroform should be increased. 另外，与以真叶为材料提取的DNA样品相比较，子叶DNA样品中的蛋白质等杂质含量高，应增加氯仿抽提纯化次数。
- The refuse of sugar cane after extraction of the juice. 甘蔗渣在汁液被榨完以后剩下的甘蔗废料
- He dipped into the bag and brought out a handful of sample wheat. 他把手伸进袋里，取出一把小麦样品。
- A style or individual sample of writing. 笔迹个人的书法笔迹或风格
- Thousands of people have written in to us for a free sample. 现已有数千人给我们来信索要免费样品。
- I have forwarded you by rail the sample you write for. 我已经把您写信索要的样品通过铁路送给您。
