nitrates

Springs and rivers that drain into lakes carry dissolved nitrates and phosphates.

流入湖中的泉水和河水携带了溶于水的硝酸盐和磷酸盐。

German synthetic nitrates knocked out Chilean nitrate mining after 1920.

1920年以后,德国合成硝酸盐给了智利硝石开采当头一棒.

permissible levels of nitrates in water

水中硝酸盐含量的容许度

Nitrous esters can react with alkyl peroxides to yield alkyl nitrates.

亚硝酸酯与过氧化烷基反应,得到烷基硝酸酯.

Nitrates are chemicals that occur naturally in water and the soil.

硝酸盐是水和土壤中自然存在的化学物质。

Other microbes break the organic matter down into nitrates, which the roots of plants can use.

另一些微生物把这种有机物分解成植物根系可以利用的硝酸盐.

Nitrates are most commonly used medicines to treat angina.

治疗心绞痛最常用的药物就是硝酸盐.

Our water supply is becoming polluted with nitrates.

我们的水源正受到硝酸盐的污染.

When this new type of cover turns into waste , it forms nitrates.

手机罩降解时生成硝酸盐.

Nitrates leach from the soil into rivers.

硝酸盐由土壤渗入江河。

Nitrates are used as preservatives in food manufacture.

硝酸盐在食品加工业中被用作防腐剂。

The soil is enriched with nitrates.

土壤里施了硝酸盐肥料.

Nitrates are used as fertilizers in agriculture.

硝酸盐在农业上用作肥料.

Results showed that carbonyl compou nds , organic nitrates , HCOOH and CO, were formed.

结果表明,产物中主要有羰基化合物 、 硝酸酯或过氧硝酸酯、甲酸(HCOOH)及CO等.

Under anaerobic conditions nitrates and nitrites are both reduced by a process called denitrification.

在厌氧条件下,硝酸盐和亚硝酸盐通过脱硝作用被还原.