该方法使样品消化过程中的硒损失大为减少，使络合萃取时间变短，提高了硒测定的精密度和准确度。
The method is able to decrease the loss of se in sample decomposition, shorten the time of complexing and extraction and raise accuracy of the determination of se.
结果表明：该磨性能稳定，试样在粉碎过程中无水分损失，测定结果符合ISO712推荐标准方法的要求。
The results showed that the property of the mill was stable, the tested grain had no moisture losses. The determining results were in accord with ISO712 standard.
方法：通过DNA结合溴乙锭后的荧光损失和DNA琼脂糖凝胶电泳的迁移率来测定dna的损伤程度。
Methods: DNA damage was measured by the loss of fluorescence after DNA binding to ethidium bromide and by the increased DNA mobility in agarose gel electrophoresis.
本文对M27和M24两种直径高强度螺栓进行了复合应力系数测定和预拉力损失试验。
The composite stress factor and pre-tensile force loss of the two diameter high strength bolts of M27 and M24 are experimentally determined in the paper.
通过对掺高效减水剂水泥净浆流动性及流动性损失的测定试验，研究了高效减水剂与水泥及掺混合材水泥的相容性。
The compatibility of the superplasticizer with straight cement and admixture cement is investigated by testing the fluidity loss of cement pastes containing the superplasticizer added.
在海南等地的调查、测定结果表明，煤烟病对热带果树有一定为害性。 在特别重病的情况下，芒果产量损失9．8％；
Investigations revealed that sooty moulds caused various damage to tropical fruit crops on Hainan Island, 9.8 Per cent yield loss was resulted from extremely severe disease.
该法采取缩短干燥时间和取消灰化阶段，每次可缩短测定时间48秒，但不损失测定的精密度或准确度。
With no loss of analytical precision or accuracy, 48 s have been saved per measurement by shortening the drying time and omitting the ashing stage.
观察反冲洗膨胀率、洗强度及滤层分布情况。测定滤后水浊度及水头损失。
Observing wash degree, bulging ratio and distributing of filtrating material. Measure turbidity of filtrate and reduction of hydraulic pressure.
本文介绍了测定柴油机机械损失的不同方法，提供了拖动法的实测数据和经验公式。
Several test methods of measuring mechanical losses in diesel engines are presented in this paper. Experimental data obtained by "motoring" the engine and empirical equations are provided.
结果表明，对于低沸点的化合物，由于样品在点样和展开过程中挥发损失的原因而不能进行显色处理，从而无法进行测定。
The experimental results show that the organic compounds with lower boiling point can not be determined by thin layer chromatography because they are volatile.
各个试验系列按照各自养护方法进行养护，并在规定龄期测定其质量损失率或长度膨胀率指标。
For each test series the samples were maintained according to its own maintaining method and the loss rate of quantity or length expansivity was measured in defined period.
渡槽渐变段水力学试验的基本目的，是测定渐变段的局部水头损失系数。
The main purpose of the experimental study on the water fow in the transition region of an aqueduct is to find out the local coefficient of head loss in the region.
介绍了利用速度的损失测定气轨阻尼常数的方法，分析了实验误差的主要来源。
A method that determines the viscous damping constant of air cushion track with measuring the speed losing is introduced and the main sources of experimental errors are analysed.
为确定该内浮顶罐的降低油品蒸发损失效率，采用量气法测定其大呼吸时的蒸发损失量，而小呼吸的损失则按炼油厂的实践积累的经验数据进行计算。
The oil evaporation loss rate in this kind of tanks is determined by measuring gas at the time of major breath or making calculation using the empirical data accumulated in refineries.
给出了实际工程应用中利用数字化张拉系统施工的控制过程记录，以及所测定的预应力损失值与理论计算值的对比。
The construction record controlled by digital prestress tension system and the comparison between calculated and tested values of prestressing loss in an actual project are discussed.
测定了有脱出物清选试验的清洁率和损失率，为寻找适于油菜清选的气流场分布提供了依据。
The cleanness and loss rate of cleaning test with supply were determined, which can offer basis on looking for a suitable distribution of the air flow field for rape's cleaning.
利用大型真空干燥器，测定了大豆在不同生长发育阶段地上部分氨的挥发损失。
Large vacuum desiccator was used to collect ammonia volatilized from above ground parts of soybean during its growth period.
在测定热点温度后，我们计算得了发射材料的损失率和发射材料贮量与寿命的关系。
At measured hot spot temperature, the evaporation rate is theoretically calculated and the relations between emission material storage and lamp life are obtained.
试验采用间歇式密闭室通气法，测定了冬小麦生长季氨挥发的损失量。
This paper aims to study the ammonia volatilization use continuous air flow enclosure method in wheat season.
加大资金成本、经营成本、风险成本的测定与控制，并明确了贷款定价过程预期损失率和非预期损失率的管理。
Strengthen determination and control of fund cost, operating cost, risk cost, define loan fixed price course rate of loss expected and it is expected management of loss rate.
采用一套简单的试验装置以测定土壤的微波反射损失并用之研究土壤的含水量、容重、土壤类型和贯入阻力对微波反射损失的影响。
The effects of moisture content, soil type, density of soil and microwave frequency on microwave re-flection loss were examined. These variables were found to influence the microwave reflection loss.
建立了高效液相色谱测定蜂花粉中糠氨酸的分析方法，方法用于实际样品测定，评价蜂花粉在贮藏加工过程中营养物质的损失变化。
A simply analytical method was developed for determination of furosine in bee pollen using high- performance liquid chromatography with a UV detector.
利用网罩法测定了假眼小绿叶蝉不同虫口密度对茶鲜叶产量及受害指数的影响。在此基础上，建立了不同虫口密度与茶鲜叶经济损失率线性回归方程。
Effect of different densities of Empoasca vitis on the yield loss rate and the damage indexes of fresh tea leaves was evaluated with the net method.
利用网罩法测定了假眼小绿叶蝉不同虫口密度对茶鲜叶产量及受害指数的影响。在此基础上，建立了不同虫口密度与茶鲜叶经济损失率线性回归方程。
Effect of different densities of Empoasca vitis on the yield loss rate and the damage indexes of fresh tea leaves was evaluated with the net method.
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