Nitrates are used as preservatives in food processing.
硝酸盐在食品加工中被用作防腐剂。
Nitrates are chemicals that occur naturally in water and the soil.
硝酸盐是水和土壤里天然存在的化学物质。
Unlike other mice, mice that are genetically incapable of making these particular cells do not show elevated levels of nitrates when infected with bacteria.
与其他老鼠不同的是，在基因上无法制造这些特殊细胞的老鼠在感染细菌时不会表现出硝酸盐水平的升高。
The soil is enriched with nitrates.
土壤里施了硝酸盐肥料。
Nitrates leach from the soil into rivers.
硝酸盐由土壤渗入江河。
Bone meal and nitrates are common fertilizers.
粉和硝酸盐是普通的肥料。
Our water supply is becoming polluted with nitrates.
我们的水源正受到硝酸盐的污染。
And indeed, nitrates are found in snow around the Tunguska blast.
确实，在通古斯卡爆炸冲击波的范围内的雪中发现硝酸盐的存在。
Nitrites and nitrates have long been recognized as potent carcinogens.
亚硝酸盐和硝酸盐被认为是强力致癌物。
In the UK attention was particularly focused on lead and nitrates.
在英国的注意力特别聚焦在领导和硝酸盐。
He says the movement of rivers usually removes material like nitrates.
他说，河流的流动通常会去除硝酸盐之类的物质。
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。
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。
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。
Nitrates can have side effects, but they are usually milder than with other drugs.
硝酸盐可以有副作用，但他们通常是较温和的，比与其他药物。
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。
Sulphates , nitrates and phosphates are generally considered to be protective towards galvanizing.
硫酸盐、硝酸盐和磷酸盐一般被认为对镀锌层有保护作用。
The major components of PM are sulfate, nitrates, ammonia, sodium chloride, carbon, mineral dust and water.
它的主要组成成分是硫酸盐、硝酸盐、氨、氯化钠、碳、矿物粉尘和水。
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。
So he wondered why that natural filtration process does not remove nitrates from the Mississippi River.
所以他想弄明白，为什么自然过滤过程未能去除密西西比河的硝酸盐。
It's the nitrites and nitrates in processed meats such as hot dogs that are linked with all sorts of cancers.
诸如热狗之类的加工肉类中的硝酸盐和亚硝酸盐才是真正与各种癌症有关的因素。
Nitrates produced in excess of the needs of plant life are carried away in water percolating through the soil.
植物生存所需要的过量硝酸盐通过土壤渗滤而被带到水中。
Beet roots contain high concentrations of nitrates, which are converted into nitrites by bacteria in the mouth.
甜菜根包含高浓度的硝酸盐，它可被口腔内细菌转化为亚硝酸盐。
Viagra can be fatal if used in combination with nitrates, the drugs prescribed to treat heart problems such as angina.
伟哥与硝酸盐合用是致命的，尽管后者同样是用于治疗心绞痛的药物。
Bacon is not only a great source of thiamine, an energy-producing vitamin, but also rich in protein and nitrates.
培根不仅富含提供能量的维生素b，还含有蛋白质和硝酸盐。
The drug therapy group was slightly more likely to have taken calcium-channel blockers and pain-killing nitrates.
药物治疗组有稍微更多的倾向服用钙通道阻滞剂和止痛的硝酸酯类药物。
As you've probably already guessed nitrates that are the breakdown product of nitrites are not good for fish either.
或许你们也已经猜到硝酸盐是分解亚硝酸盐后的产物，而且对鱼只而言也是一种不好的化学物质。
Many other chemicals are not attracted to carbon at all — sodium and nitrates, to name a couple — so they pass right through.
很多其他化学品不会吸着在碳上，比如钠和硝酸盐，所以它们直接通过。
They say nitrates, which are abundant in green, leafy vegetables of all kinds, boost the powerhouses in cells that provide energy.
在绿色多页蔬果中的“硝酸盐”成分增强细胞的能量，相当于“发电机”的功效。
They say nitrates, which are abundant in green, leafy vegetables of all kinds, boost the powerhouses in cells that provide energy.
在绿色多页蔬果中的“硝酸盐”成分增强细胞的能量，相当于“发电机”的功效。
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