查询词典 quantitative determination

This applies still more to any determination of all pure a priori knowledge, since such determination has to serve as the measure, and therefore as the example, of all apodeictic certainty.

这更适用于一切纯粹验前知识的任何确定，因为这样的确定要用作一切必然的准确性的尺度，因而也就用作这种准确性的实例。

Any knowledge that professes to hold a priori lays claim to be regarded as absolutely necessary. This applies still more to any determination of all pure a priori knowledge, since such determination has to serve as the measure, and therefore as the example, of all apodeictic certainty.

因为每一种应当先天地确定的知识都自身预示着，它要被视为绝对必然的，而所有纯粹先天的知识的规定则更有甚者，它应当是一切不容争辩的确定性的准绳，从而甚至是其范例。

According to the practical situation of volatile matter determination, the factors such as instruments, coal samples, crucibles and furnace temperature control which influence the accurate determination of the volatile matter are analyzed in this paper.

结合挥发分测定的实际情况，探讨了测试所用的仪器、煤样要求、坩埚的选取及坩埚架的使用、炉温控制等方面对测定准确度的影响。

In this way, much potential interference may be avoided in the determination of these drugs in biological materials and hemanalysis. These methods are rapid, simple and wider linear range, and can be used for determining procaine hydrochloride, dapsone and ampicillin sodium in injectin solutions of these drugs. The results obtained by these methods agreed with those by the official methods.A sensitive and selective method for the determination of dopamine was studied.

在此反应的基础上，实验(来源：6aABC论文网www.abclunwen.com)了pH值、表面活性剂、有机溶剂、加热时间、放置时间及干扰离子对测定的影响，所建立的方法具有线性范围宽，稳定性好等特点，可成功地用于相关药品含量的测定，与药典方法对照，结果吻合。

Therefore, the effects of ionic strengthof eluents and sample concentration on the molecular weight determination of acidicpolysaccharides and neutral polysaccharides were investigated in HPGPC(Ultrahydroge〓 column) for the first time. Meanwhile, the chromatographiccondition for molecular weight determination of polysaccharides by HPGPC wasoptimized with Dextran series as standards to perform calibration plot.

为此，我们首次采用HPGPC(Ultrahydrogel〓柱)探讨了流动相的离子强度以及样品浓度对中性多糖和酸性多糖分子量测定结果的影响，并对HPGPC测定多糖分子量的条件进行了优化。

The determination limit is 1μg/mL, this method is simple, quick and accurate, could be used for the determination of flavones in real samples.

测定方法简单快速，具有一定的测试准确度和灵敏度，可用于实际样品中黄酮类化合物的分析。

Applications of gas chromatography in the research of biodiesel processing are reviewed with 27 references,including the analysis of fatty acid methyl esters in the reaction products and final biodiesel,the determination of mono-, di-and tri- glycerides ,the contents and distribution of free fatty acids,and the determination of trace methanol in biodiesel.

综述了气相色谱法在生物柴油生产工艺研究中的应用，包括反应产物和生物柴油产品中脂肪酸甲酯含量和分布的测定，单脂肪酸甘油酯、二脂肪酸甘油酯和三脂肪酸甘油酯含量的测定，游离脂肪酸含量的测定以及微量甲醇含量的测定等。

Based on RRS spectrum of the ion association complex, a highly sensitive, simple and rapid method for the determination of trace amounts of berberine has been developed and applied to the determination of berberine in pharmaceuticals and goldthread extracts with satisfactory results.

基于小檗碱与氯金酸反应产物的RRS光谱，发展了一种高灵敏、简便、快速测定小檗碱的新方法，用于中成药和中药饮片样品的测定，结果满意。

Flow injection fluorometry for the determination of carbamazepine in pharmaceuticals and plasmaA simple, sensitive and specific spectrofluorimetric method has been developed for the determination of CBZ. The method was based on lead dioxide solid-phase reactor flow injection on-line oxidizing CBZ into fluorescent product in medium of phosphoric acid. The product has green-yellow fluorescence at excitation wavelength of 355 nm and emission wavelength of 478 nm, and the fluorescence intensity could be enhanced in the presence of acetone. The reaction conditions and experimental conditions were studied and optimized.

二、流动注射在线氧化荧光法测定卡马西平的研究利用卡马西平自身无荧光，经过氧化后可转变为在最大激发波长为355nm，最大发射波长为478nm的强荧光物质，而且丙酮对该荧光体系有增敏作用的现象，应用流动注射体系建立了以醋酸纤维素固定化的二氧化铅作为固相反应器、在磷酸介质中在线氧化荧光法测定卡马西平的新方法。

Double-antibody sandwich method for determination of 2 price or value of more than two macromolecular antigen, but not for the determination of haptens and small molecules unit antigens, because of two points can not form the sandwich.

双抗体夹心法适用于测定二价或二价以上的大分子抗原，但不适用于测定半抗原及小分子单价抗原，因其不能形成两位点夹心。

It's bell can reach over a meter in diameter.

它的身体最大可以达到直径1米多。

Now they are overdue and I shall have to pay a fine.

现在他们过期了，我不得不付罚款。