查询词典 lead nitrate

The anti-jamming ability of igniter depends on the charge in the igniter. The combustion of the igniter charged with barium nitrate and those charged with magnesium powder and PTFE is stable, while the igniter charged with zirconium hydride and lead oxide is unstable. The standard error of duration of the third kind of igniter flame is 523 ms ,and also its nozzle hole is blocked seriously.

不同药剂的点火具抗干扰性能不同，其中以硝酸钡为药剂主成分的点火具和以镁粉＋PTFE为药剂主成分的点火具燃烧性能稳定，以氢化锆、二氧化铅为药剂主成分的点火具工作稳定性较差，火焰持续时间标准差为523 ms，点火具喷孔堵塞严重。

Thus, Chinese current standards include 12 heavy metals and harmful substances in apple, such as lead, cadmium, hydrargyrum, abio-arsenic, chrome, arsenic, selenium, copper, fluorine, rare earth, nitrite, nitrate, and also the residue limit of 56 pesticides.

至此，我国现行标准中，共包含了苹果中铅、镉、汞、无机砷、铬、砷、硒、铜、氟、稀土、亚硝酸盐、硝酸盐等12种重金属和有害物质以及56种农药的残留限量。

Safety and quality for agricultural product safety demand for non-environmental pollution fruit (GB 18406.2-2001) prescribes eight heavy metals and harmful substances in apple, such as arsenic, hydrargyrum, lead, cadmium, chrome, fluorine, nitrite, nitrate and also the residue limit of 22 pesticides.

另外，发布实施的《食品中污染物限量》(GB 2762-2005)规定了苹果中铅、镉、汞、无机砷、铬、硒、氟和稀土等8种污染物的限量标准[1]；《食品中农药最大残留限量》(GB 2763-2005)规定了苹果中49种农药的残留限量[2]；《农产品安全质量无公害水果安全要求》(GB 18406.2-2001)规定了苹果中砷、汞、铅、镉、铬、氟、亚硝酸盐、硝酸盐等8种重金属和有害物质以及22种农药的残留限量[3]。

The spherical heat transfer models of three primary explosive particles lead styphnate, nickel hydrazine azide NHA and nickel hydrazine nitrate (NHN were calculated by Fourier analysis and numerical simulation.

对斯蒂芬酸铅、叠氮肼镍和硝酸肼镍进行单颗粒球形传热模型的Fourier分析和数值模拟，并对三种药剂进行了SCB点火实验。

The major bacteria of the activate sludge were identified to be Vorticalla convalleria and Aspidiacs spp., both were considered as responding to denitrification of high nitrate-N of lead azide wastewater.

中文摘要为了探讨含有高浓度硝基氮之叠氮化铅制程废水生物脱氮效能，本研究利用统一食品公司所提供的厌氧污泥进行脱氮菌的培养，经过了15天的培养其培养出大部份都是钟口菌属Vorticella convalleria ，和一小部份则为纤毛虫属aspidisca sp。，来进行含有高浓度硝基氮的氮化铅制程废水生物处理过程中的脱氮作用之研究。

The data were analyzed by using D-optimization method. Results show that lead styphnate, nickel hydrazine azide and BIPb3O4 are ignited by the SCB heat; lead picrate, lead azide, nickel hydrazine nitrate and barium styphnate are ignited by the SCB plasma.

通过研究示波器采集半导体桥引爆起爆药时的信号，获取了半导体桥释放能量、电压－时间曲线中二次峰持续时间、光信号出现时间以及电压断开时间等数据，并利用D最优化法程序对数据进行了处理。

The data were analyzed by using D-optimization method. Results show that lead styphnate,nickel hydrazine azide and B/Pb3O4 are ignited by the SCB heat; lead picrate,lead azide,nickel hydrazine nitrate and barium styphnate are ignited by the SCB plasma.

通过研究示波器采集半导体桥引爆起爆药时的信号，获取了半导体桥释放能量、电压-时间曲线中二次峰持续时间、光信号出现时间以及电压断开时间等数据，并利用D最优化法程序对数据进行了处理。

One set was treated with lead nitrate(1000 mg Pb kg)1 dw, the second was treated with sodium chloride (6.67 g NaCl kg)1 dw, the third was heated for 18 h at 50 C and the fourth one served as a non-stressed control.

今年2月中旬，雅虎预计这项裁员计划将产生2000万美元到2500万美元的税前现金支出，主要由于遣散费用和其它相关支出。

First of all, this study will be multi-walled carbon nanotubes by chemical oxidation process purified so it can be modified to deal with than the purification of purity before the modified 5 wt%, more than 1.89 times the surface area to increase the surface potential decrease of about 10 ~ 20 mV and the surface functional base (-COOH and-OH) to increase 1.45 times, and then the control technology of electroless preparation parameters include: analysis of plating time, plating analysis of temperature, metal ions in solution than the (Fe2+/ Ni2+), bath pH and the added value of dispersion Agent and other research towards Fe-Ni particles to increase the iron content and Fe-Ni particles spread in the MWCNT upper fixed targets,the results found that when the parameters for the preparation of 50 ℃, pH10, do not add dispersant, metal ions than the solution (Fe2 +/ Ni2 +) 7, the highest iron content can be Fe = 40.55 at%(flat iron content 111.17 mg / g) of nanocomposites Fe-Ni/CNT, then for a series of the nature of its analysis, the final evaluation Fe-Ni/CNT nanocomposites were processed on the effectiveness of the application of mixed pollutants, the results showed that in 120 minutes at the same time when Adsorption of heavy metal ions lead nitrate 10 ppm, selenium heavy metal ion degradation of 1 ppm and orange azo dye AO7 50 ppm standard of effluents, and after a total Fe-Ni nano-particles to SEM / EDS analysis of more than 50% still remaining.

本研究首先将多壁奈米碳管以化学氧化法做纯化改质处理能使其纯度较纯化改质前提高5 wt％、比表面积提高1.89倍、表面电位下降约10~20 mV以及表面官能基提高1.45倍，再控制无电镀技术之制备参数包括：析镀时间、析镀温度，镀液中金属离子比(Fe2+/Ni2+)、镀液pH值及是否添加分散剂等，研究朝提高Fe-Ni粒子的含铁量与Fe-Ni粒子散布固定在MWCNT上等目标进行，研究结果发现当制备参数为50 ℃、pH10、不添加分散剂、镀液金属离子比(Fe2+/Ni2+)7时，可得到最高铁含量Fe = 40.55 at％(单位铁含量111.17 mg/g)之奈米复合材料Fe-Ni/CNT，接著对其作一系列性质分析，最后评估奈米复合材料Fe-Ni/CNT对共处理混合污染物之应用效益，结果显示其在120分钟时能够同时吸附重金属硝酸铅离子10 ppm、重金属硒酸根离子1 ppm及降解偶氮橘色染料AO7 50 ppm达放流水标准，且共处理后奈米Fe-Ni粒子以SEM/EDS分析仍剩余50 %以上。

I plant perennial supply of chemical plating material: nickel sulphate, chloride nickel, nickel nitrate, ammonium chloride, sodium hypophosphite, sodium citrate, ammonium citrate, potassium citrate, chromium oxide, red Lead oxide, palladium chloride, SnCl2, crystal tin tetrachloride, the resistance of fuse, lithium fluoride, sulfuric acid cadmium, Na2HPO4, bismuth chloride, bismuth oxide, oxide Thallium sulfate Cobalt, cobalt nitrate, cobalt chloride, barium hydroxide, calcium hydroxide, fine chemical products.

我厂常年供应化学镀材料：硫酸镍、氯化镍、硝酸镍、氯化铵、次亚磷酸钠、柠檬酸三钠、柠檬酸三铵、柠檬酸钾、三氧化铬、红色氧化铅、氯化钯、氯化亚锡、结晶四氯化锡、电阻熔断剂、氟化锂、硫酸镉、磷酸氢二钠、氯化铋、三氧化二铋、三氧化二铊、硫酸钴、硝酸钴、氯化钴、氢氧化钡、氢氧化钙等精细化工产品。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。