查询词典 aqua vitae

Results show that HClO4 + HNO3 with results between 95 %- 105 % comparing with reference materials is better digestion reagent than aqua regia.

结果显示，HClO4 + HNO3试剂与标准参考样品参考值比较介於 95 %- 105 %之间，相对於王水试剂有较佳的实验结果。

With the wet and dry air is not working, do not dissolve in acid, and even aqua regia does not dissolve, only soluble in molten alkali, ground and carbonates such as sodium oxide.

与干湿空气都不起作用，不溶于酸，甚至王水都不溶，仅溶于熔融的强碱、地氧化钠和碳酸盐等。

The third part compares the different methods of digesting the soil, and selects the system of aqua regia -perchloric acid-hydrofluoric acid reagent.

第三部分对各种土壤样品的消解方法进行比较，选择王水—高氯酸—氢氟酸作为土壤样品的消解体系。

While sample was dissolved in aqua regia, tartaric acid as complex reagent was added in order to prevent stibium from volatilizing.

样品用王水溶解，为防止锑的挥发，加入酒石酸作为络合剂。

Polypropylene centrifuge tubes can not be with concentrated nitric acid (95%), aqua regia, toluene, benzene, gasoline, kerosene, ether, etc. from accessing.

聚丙烯离心管不能与浓硝酸（95％）、王水、甲苯、苯、汽油、煤油、乙醚等接触使用。

Therefore, the microwave-assisted digestion method has proved to be a viable alternative to the traditional aqua regia reflux method for rapidly determining heavy metals in farmland soil samples.

因此，以本研究所建立的微波消化分析方法具有其实用性。

The sample was pretreated with 30% H2O2 and 2.5 mol/L NaOH,and then digested with aqua regia to make full oxidation of sulfur in thiolated chitosan resins to sulfate.

用w(H2O2)=30%溶液和2.5 mol/L NaOH溶液预处理样品，再用王水消解，样品中硫几乎完全转化为硫酸根。

Three methods for polyform samples (ashing method, extraction by HNO3+H2O2 and digestion with aqua regia) were compared and the results showed that the second method is the best one.

进行了灰化法-王水提取、硝酸-过氧化氢消解-王水提取和沸水浴王水提取试样的比较实验，以硝酸-过氧化氢-王水提取法为最佳样品分解方法。

Zhejiang Yong Jia Hailong aqua regia HENRONG BLOWER AND PUMP FACTORY was founded in 1991, in the pumps, chemical industry and the development of fluid equipment sales, particularly in the development of the sewage pump has more than 10 years of history, in April 2003 through national production license qualified acceptance, Permit No.

浙江永嘉海龙王水泵厂创建于1991年，从事水泵、化工行业的流体设备研制和销售，特别是排污泵方面的研制已有十几年的历史，2003年4月通过国家生产许可证验收合格，许可证号：XK0

Experiments showed that inorganic mercury and phenyl mercury could be adsorbed by activated carbon in 0.5% aqua regia with adsorption time of 1.5 hours. The adsorption percentage was 97% for inorganic mercury and 96.5% for phenyl mercury.

结果表明，在活性炭用量为0.2g，φ=0.5%的王水介质中搅拌1.5h，无机汞和苯基汞的吸附率均达96%以上，无机汞和苯基汞的吸附容量分别为82.5μg/g和66.0μg/g。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。