亚硫酸盐

They crystallized in veins that are several centimeters in diameter, which were made up mainly of calcite, sodium feldspar albite, and iron sulfite pyrite.

它们体现在那些静脉直径几厘米，其中大部分为方解石，钠长石钠长石，黄铁矿和铁的亚硫酸盐。

The autoxidation of and the corrosion inhibition by catalyzed sulfite in oxygen-containing water have been investigated.

采用模拟空气氧化法，腐蚀试验法和电化学法研究了催化亚硫酸盐在含氧水中的自动氧化及对20g钢的防腐蚀作用。

The inactivation of chironomid larvae in water supply systems was experimented with environment degradable vitamin K3,its main component 2-methyl-1,4-naphthoquinone,and their congener menadione triamintriazine bisulphite.

采用易被环境分解的维生素K3、其基本成分β-甲基萘醌和同系物三氨基三嗪甲萘醌亚硫酸盐，对在给水系统中出现的4龄摇蚊幼虫进行了杀生实验。

However, it often is necessary to use small chlorinator pumps or special filters with oxidizing media in front of the mechanical filters to oxidize the iron or sulfite quickly.

但是，往往需要使用氧化在机械过滤器前媒体氧化亚硫酸盐的快速铁或小加氯泵或特殊的过滤器。

The method depends on the formation of a sulfite addition product which is hydrolyzed to yield the pure citral.

该方法取决于亚硫酸盐加成物的形成，然后将其水解以产生纯的柠檬醛。

Objective: To know content of sulfur dioxide and Confect product of dried lily and apricot meat to give reasonable suggestions.

目的：对送检的百合干、杏肉等蜜饯制品进行亚硫酸盐检测，以了解其二氧化硫含量，并提出合理建议。

A method to measure the content of nickel in the nickel iso - caprylate by complexometric titration using ethylenediamine tetraacetic acid was set up.

以乙二胺四乙酸或柠檬酸作配位剂，在无氰的硫代硫酸盐–亚硫酸盐体系中研究了金在镀镍铜基底上的电沉积。

Sulfate reducing bacteria ; bacterium solution preparation ; quantitative detection ; dissimilatory sulfite reductase ; DSR-MPN-PCR assay

硫酸盐还原菌；菌液制备；定量检测；异化型亚硫酸盐还原酶； DSR-MPN-PCR法

Consists of pinted or unprinted sheets,shavings,guillotined books,quire waste,and cuttigs of white sulphite or sulphate ledger,bond,writing paper,and all other papers which have a similar fiber and filler content.

用漂白亚硫酸盐浆或漂白硫酸盐浆制得的账簿纸，证券纸和书写纸等的边角料，以及切开的书籍，整刀废纸，带有印刷油墨或没有印刷油墨的整张纸和纸边等，也包括以同类浆种和填料含量制得的所有其他纸张。

In this paper, cuprous chloride was prepared by sulfite-reduction method with copper sulphate,which was obtained from copper-containing plating wastewater treatment.

研究了利用处理含铜电镀废水得到的硫酸铜，采用亚硫酸盐还原法制备氯化亚铜。

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。