查询词典 sulfite

The results showed that ultrasound could accelerate the nucleation time of sulfite calcium and increase rate of the neutralization reaction.

实验结果表明，一定超声功率可以缩短亚硫酸钙成核时间，提高中和反应速度，能有效的降低溶液中Ca2+和SO32-的残留量。

It is discovered that sodium sulfite is a good agent which can cuts down the induction period and speeds up the progress of reaction.

实验中还发现亚硫酸钠是一种优良的缩短反应诱导期、加速反应进程的试剂。

As an example, the total sulfite in beverages was determined by the proposed CL system and satisfactory results were obtained.

第二部分设计了一种基于固定化试剂的亚硫酸根及含亚硫酸根的两种药物即安乃近及维生素K〓的化学发光传感器。

L Gypsum - Calcium sulfite based soil that is formed through the evaporation of seawater.

l 石膏土壤-由海水的蒸发作用形成的以亚硫酸钙为基本构成的土壤。

However, sodium hydroxide enhanced the amount of SO2 treated via the formation of sodium sulfite.

但附着的氢氧化钠可通过生成亚硫酸钠，提高对二氧化硫的除去效果。

In wet limestone scrubbing, oxidation of the byproduct calcium sulfite is an important chemical process.

在湿式石灰石-石膏法脱硫工艺中，副产物——亚硫酸钙的氧化是其中重要的化学过程。

Dried fruits are an ADVANCED food to be used only occasionally if no sulfite sensitivities exist.

水果干属于高阶段的食品，只有在没有对亚硫酸盐过敏时才可以偶而食用。

The traditional technology deal with Cr is physical and chemical method, such as sulfite reducing method.

这些方法虽然广泛应用于电镀和冶金生产等行业，但其本身存在占地面积大、处理成本高、去除效率低等问题。

It's just that the U.S. has required a sulfite warning for many years and Europe started doing that more recently.

只有美国在很多年前就要求酒瓶上标注关于亚硫酸盐的警示，而欧洲在近期才开始这么做。

Nitro-4-methylsulfonylbenzoic acid was prepared from 4-toluene sulfonyl chloride by the reaction of Alkylation (in the condition of sodium sulfite and baking soda), Nitrification (in the condition of nitric acid and vitriol) and Oxidation reaction (in the condition of nitric acid and catalyzer).

研究了以对甲苯磺酰氯为起始原料，首先通过亚硫酸钠和碳酸氢钠的水溶液进行烷基化、其次在浓硝酸和浓硫酸加热回流的条件下峭化、最后在浓硝酸和催化剂的条件下进行氧化，3步反应合成了玉米田高效除草剂甲基磺草酮的重要中间体2-硝基－4-甲磺酰基苯甲酸。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。