地下水中的微量元素含量远远超过了其它地下水污染物——如硝酸盐、杀虫剂和挥发性化合物(VOCs)中的含量标准。
Trace elements in groundwater exceed human health benchmarks at a rate that far outpaces most other groundwater contaminants, such as nitrate, pesticides, and volatile organic compounds (VOCs).
如果食品中某个营养成分含量是符合健康标准的（比如适量到微量)，就可以得到一颗星。
A food will get one star for each of these nutrients it contains in a healthy (i.e., moderate to miniscule) amount.
结论：奥美沙坦与微量蛋白尿延缓出现有关，尽管基于现行标准，两组患者的血压控制情况均较好。
CONCLUSIONS: Olmesartan was associated with a delayed onset of microalbuminuria, even though blood-pressure control in both groups was excellent according to current standards.
不同的有机标准对证据缺乏情况的微量营养素的使用有限定。
The different organic standards restrict the use of micronutrients to cases of proven deficiency.
低电压测量的应用包括标准电池的比对、高分辨率的温度测量以及微量热计等。
Low voltage measurement applications include standard cell comparisons and high resolution temperature measurements and microcalorimetry.
对于样品中的主要组分，测定的相对标准偏差可控制在1%以内，对微量组分可控制在10%以内。
The relative standard deviation of the measurements could be controlled to be less than 1 % for major components and less than 10% for minor components in the solid samples.
采用混合释放剂，及空白与试液都以标准加入法测定、扣除空白值的方法测定钢中微量钙。
The method of standard addition is employed in the blank and the sample solutions with addition of releasing agents for determining trace amounts of calcium in steel.
方法：采用WHO标准体外微量法。
方法：采用WHO标准体外微量法。
并利用国家粮食标准样品测试以验证方法的准确度，证明所给该法准确可靠，可推广应用于其他粮食样品中微量金属元素的测定。
The accuracy of the method was practised by the national standard material of grain. All of the results show that the analytical method is accurate and reliable.
用标准加入法测出氧化铕基准中的微量杂质元素，消除了由于忽略基准中的杂质元素的含量给分析测定带来的误差。
Determining trace impurity element of the standard europium oxide by the standard addition method. So the errors owing to neglecting the impurity in the standard are eliminated.
利用精密露点仪和低露点湿度发生器对超低湿露点仪和微量水分仪进行了校准，并对超低湿情况下露点标准值的准确度进行了分析评估。
The calibration of dew point hygrometer and micro-moisture meter in ultra-low humidity range was done by using precision dew point hygrometer and low range humidity generator.
用本方法测定了几种环境样品中的微量钒，结果满意，标准加入回收率为95.1—98.3%。
Trace amount of vanadium waste in water and soil was determined and satisfactory were obtained, the recovery was observed to be 95.1-98.3%.
制作标准溶液作为参比，制备模拟试剂，实现用目视比色法测定样品中微量磷和氰化物含量。
Making standard solution as reference and preparing the simulation of reagents makes it possible that content of and cyanide in the sample can be measured with visual colorimetry.
经t检验证明，该方法的测定结果与微量凯氏定氮法无显著差异，测定结果的相对标准偏差为3.1%。
There is no significant difference between the result of the method and that of micro-Kjeldahl′s method according tot test. The relative standard deviation is 3.1%.
结果表明：生物床养猪垫料中含有丰富的铁、锰、镁、锌等微量元素，结合全国有机肥料品质要素分级标准，综合评定生物床养猪垫料符合二级有机肥的标准，生物床养猪垫料安全达标。
The results showed that it is rich of trace elements such as Fe, Mn, Mg and Zn in bedding and the bedding meets the secondary standard of organic fertilizer, the pig-on-litter bedding is safe.
本研究以糖尿病患者出现肾损害的最初临床表现——微量白蛋白尿的出现比率作为标准，进行各组间的比较。
Rates of microalbuminuria-small amounts of the protein albumin in urine, the first sign of diabetic kidney disease-were compared between groups.
该方法用于聚氨酯中微量游离异氰酸酯基的测定，相对标准偏差小于5%，具有简便、快速、准确、可靠的特点。
The relative standard deviation (RSD) of this method is less than 5 % and this method has been used to determine trace amounts of n...
介绍了氮中微量氧标准气体在研究过程中稀释气体高纯氮中氧分析不确定度的评价依据，给出了评价过程和结果。
The analysis method was introduced for micro-oxygen in nitrogen calibration gases in this paper, at the same time we have definited the suitable analysis conditions and precision.
介绍了氮中微量氧标准气体在研究过程中稀释气体高纯氮中氧分析不确定度的评价依据，给出了评价过程和结果。
The analysis method was introduced for micro-oxygen in nitrogen calibration gases in this paper, at the same time we have definited the suitable analysis conditions and precision.
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