标准测定

The correlation rate of the standard curve was 0.999 8, and the digestion duration was 15 min at the temperature of 150℃. The relative deviation of the results were less than 2%, and the standard error was between 5% and 6%.

结果 标准曲线的相关系数r=0.9998，消解时间15 min、温度150℃，测定结果的相对标准偏差小于2%，相对误差在5%~6%之间，精密度与准确度均能满足要求。

Investigate the stability of product and make the FT-CS capsule quality standard draft, compared to the Chinese Pharmacopoeia 2005 editions, increase TLC ingredient type of CS, and improve the content determination standard of FT-207 correspondingly.

对成品进行稳定性研究并制定了FT-CS胶囊的质量标准草案，对照《中国药典》2005版增加了CS的薄层鉴定成分种类，提高了FT-207的含量测定标准。

Three species of typical fresh algae, Chlamydomonas reinhardtii, Euglena gracilis, Synechococcus leopoliensis, were chosed as the experiment material in order to investigate their biodegradable abilities to triazophos.

使用液液萃取——气相色谱检测的方法测定培养基中三唑磷的浓度，回收率在84.2%～97.4%之间，相对标准偏差为0.24%～2.48%；藻培养液离心后取上清液用液相色谱检测培养基中三唑磷的浓度，回收率为99.0%～99.7%，相对标准偏差为0.6%～1.0%。

Determine with atomic spectrophotometer the plumbic content in sample of lacteal precious capsule, decide look, standard to lay in fluid to make up from sample metage, sample according to mathematical model, equation of regression of standard curve linear and repeat the calculation that measures 5 respects to undertake uncertainty of measurement.

用原子分光光度计测定乳珍胶囊样品中的铅含量，根据数学模型从样品称量、样品定容、标准储备液配制、标准曲线线性回归方程和重复测量5个方面进行测量不确定度的计算。

In Quality Standard research, TLC was adopted to distinguish Liquorice and pawpaw. Besides the general quality inspection of the capsule, still GC method has been adopted to inspect remainder of macroporous adsorbing resin. HPLC method has been adopted to measure the content of Paeoniflorin in finished product, and the according limits have also been formulated.Establish the quality standard of extraction, and stipulate corresponding quality index.

质量标准研究中建立了甘草、木瓜的薄层鉴别方法；除胶囊剂的一般质量检查外，还采用了气相色谱法对大孔吸附树脂残留物进行了检查；建立了成品中芍药苷的含量测定方法，并规定了含量下限；建立了提取物的质量标准，规定了相应的质量指标。

The SNR of brain white matter and the background standard deviation were measured within ROI,which cov ered a large homogeneous area of white matter.The mean pixel values were recorde d within the ROI which was positioned of the head of the femur.

设定兴趣区，并测定脑白质均匀区域的信噪比及背景的标准差，以及以盆腔股骨头为ROI，记录ROI的平均值，交替测量肌肉区域的平均值及背景的标准差。

SRM 1400,and 1486 are intended for use in evaluating analytical methods for the determination of selected major, minor, and trace elements in bone and in material of a similar matrix.

2389标准物质是在色谱仪器校准使用的17种氨基酸的解决方案，1400和1486标准物质用于评价分析方法对选定的主，次和痕量元素测定骨和类似基质材料的使用。

Methods 64 patients corresponding to diagnosis standards and the request of present pain intensity (PPI≥2) of the short-form McGill pain questionnaire were randomly divided into two groups, the treatment group was treated with acupuncture combined with ossotide point injection and the control group with simple acupuncture. The integral of clinical symptoms of two groups were evaluated with short-form McGill pain questionnaire and the changes of contents of blood plasma β-EP were determined.

选择符合诊断标准且McGill疼痛评分中疼痛强度评分≥2分的患者64例，随机分为针刺加骨肽注射液穴位注射组和单纯针刺组，治疗后按照McGill疼痛评分标准进行临床症状积分的评定，并测定患者体内血浆β-EP的含量变化。

The analysis showed that standard solution and standard curve preparation process contributed to the uncertainty in measuring sodium in tap water.

由分析可知自来水中钠测定产生的不确定度主要来自标准溶液以及标准曲线的配制过程。

Layouts for standards; Part 4 : Standard for atomic absorption spectrometric analysis

标准的编制。第4部分：原子吸收光谱测定的分析标准

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。