查询词典 iodine

After the solution was kept in the dark for five minutes,chloroform was added into it to adsorb selenium formed by previous reaction,then iodine separated out was determined by sodium hyposulfite titration using starch as the indicator,at last the content of selenium dioxide in the sample was foun.

在溶有二氧化硒的0.4～0.5mol/L盐酸介质中，加入过量的碘化钾，于暗处放置5min后，加入三氧甲烷吸附反应生成的硒，以淀粉为指示剂，用硫代硫酸钠标准溶液滴定析出的碘，测得二氧化硒的含量。

Conceal disturbing elements like iron,copper,lead with hydrogen fluoride amine-EDTA,add the potassium iodide to separate iodine, and take starch as indicator,titrate with sodium hyposulfite.

试样以王水分解、泡塑富集分离金，硫脲解脱，以硝酸-硫酸破坏硫脲，用氟化氢胺-EDTA掩蔽铁、铜、铅等干扰元素，加碘化钾使之析出碘，以淀粉为指示剂，用硫代硫酸钠进行滴定。

Thyroid neoplasms; Tumor cells, cultured; Sodium iodide symporter; Gene therapy; Iodine radioisotopes

甲状腺肿瘤肿瘤细胞，培养的钠碘转运体基因疗法碘放射性同位素 NIS基因甲状腺细胞腺相关病毒癌细胞系制备

According to the reducibility of sodium thiosulfate ,the interference of sulfite is eliminated by formaldehyde and sodium thiosulfate is determined by indirect iodimetry with addition of excessive iodine.

根据硫代硫酸钠的还原性，以甲醛消除亚硫酸盐的干扰，加过量碘，间接法测定硫代硫酸钠。

The spectral property of iodine molecule filter near 532nm is calculated and measured.

对作为频率检测器件的碘分子滤波器在532nm附近的光谱特性进行了分析和测量。

Objective To evaluate the methods and measurement conditions of the ultraviolet spectrophotometry for determination of iodine ions in drinking water.

目的 探讨应用紫外分光光度法测定饮用水中碘离子的方法及测量条件的选择。

N: I'm going to sterilize the skin with tincture of iodine.

我要用碘酒给您消毒，疼吗？

When the reaction time was longer than 5 h with temperatures under 150°C, the sulfonyl group decreased and the iodine value increased in the reaction product.

当 这个反应时间和温度超过5小时在150℃，sulfonyl组和碘酒价值增加反应产品。

In this paper, the undercutting rate of silicon tips are improved by adding supersaturated iodine and KI in KOH solution.

通过在KOH溶液中添加过饱和的碘单质(I2)，显著减小了快腐蚀面的削角速率，在较小的掩膜下腐蚀出高的硅尖。

In many countries, iodine is added to table salt to assure adequate levels are attained.

在许多国家，碘食盐添加到适当水平，以确保实现。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。