它研究了过氧化氢对亚硝酸的作用。
It has studied the action of hydrogen peroxide on nitrous acid.
局部换水，并测试亚硝酸含量。
亚硝酸盐是一种对人体有害的物质。
什么是安全剂量的亚硝酸钠？
专家表示，亚硝酸盐超标会增加人体患癌的风险。
Experts say excessive nitrite could increase the risk of cancer.
亚硝酸盐是一种有毒物质，对鱼类和无脊椎动物有毒。
Nitrite is a substance that is toxic to fish and invertebrates.
两个放在一起，会产生亚硝酸盐，而增加亚硝胺产生的机会。
Put them together, it will result nitrite, which would increase the chance of producing nitrosamines.
研究了月季花色素的溶解性、稳定性及对亚硝酸盐清除作用。
Study of vase solution on vase life and physiological of the cut rose;
亚硝酸盐作为一种化学性污染物，与人们的饮食、健康有密切的关系。
Nitrite as a chemical pollutant has a bad effect on people's health.
常见的可能引起头疼的食物有：成熟的干酪，啤酒，红葡萄酒，巧克力，及含有亚硝酸盐的食品(如烟熏或腌制的肉制品)。
Common headache food triggers are aged cheese, beer, red wine, chocolate, nitrite-containing foods.
常见的可能引起头疼的食物有：成熟的干酪，啤酒，红葡萄酒，巧克力，及含有亚硝酸盐的食品(如烟熏或腌制的肉制品)。
Common headache food triggers are aged cheese, beer, red wine, chocolate, nitrite-containing foods.
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